About the Number

20472480

20472479 ← → 20472481

2進数表記:1001110000110001010100000

漢数字表記:二千四十七万二千四百八十

素因数分解:

2 5 × 3 3 × 5 1 × 7 1 × 677 1

素因数の和:708
約数の個数: 192
約数和(自身を含む): 82010880
約数和(自身を除く): 61538400

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 677, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1354, 1440, 1512, 1680, 1890, 2016, 2031, 2160, 2520, 2708, 3024, 3360, 3385, 3780, 4062, 4320, 4739, 5040, 5416, 6048, 6093, 6770, 7560, 8124, 9478, 10080, 10155, 10832, 12186, 13540, 14217, 15120, 16248, 18279, 18956, 20310, 21664, 23695, 24372, 27080, 28434, 30240, 30465, 32496, 36558, 37912, 40620, 42651, 47390, 48744, 54160, 56868, 60930, 64992, 71085, 73116, 75824, 81240, 85302, 91395, 94780, 97488, 108320, 113736, 121860, 127953, 142170, 146232, 151648, 162480, 170604, 182790, 189560, 194976, 213255, 227472, 243720, 255906, 284340, 292464, 324960, 341208, 365580, 379120, 426510, 454944, 487440, 511812, 568680, 584928, 639765, 682416, 731160, 758240, 853020, 974880, 1023624, 1137360, 1279530, 1364832, 1462320, 1706040, 2047248, 2274720, 2559060, 2924640, 3412080, 4094496, 5118120, 6824160, 10236240, 20472480]

約数ペア:
[(1, 20472480), (2, 10236240), (3, 6824160), (4, 5118120), (5, 4094496), (6, 3412080), (7, 2924640), (8, 2559060), (9, 2274720), (10, 2047248), (12, 1706040), (14, 1462320), (15, 1364832), (16, 1279530), (18, 1137360), (20, 1023624), (21, 974880), (24, 853020), (27, 758240), (28, 731160), (30, 682416), (32, 639765), (35, 584928), (36, 568680), (40, 511812), (42, 487440), (45, 454944), (48, 426510), (54, 379120), (56, 365580), (60, 341208), (63, 324960), (70, 292464), (72, 284340), (80, 255906), (84, 243720), (90, 227472), (96, 213255), (105, 194976), (108, 189560), (112, 182790), (120, 170604), (126, 162480), (135, 151648), (140, 146232), (144, 142170), (160, 127953), (168, 121860), (180, 113736), (189, 108320), (210, 97488), (216, 94780), (224, 91395), (240, 85302), (252, 81240), (270, 75824), (280, 73116), (288, 71085), (315, 64992), (336, 60930), (360, 56868), (378, 54160), (420, 48744), (432, 47390), (480, 42651), (504, 40620), (540, 37912), (560, 36558), (630, 32496), (672, 30465), (677, 30240), (720, 28434), (756, 27080), (840, 24372), (864, 23695), (945, 21664), (1008, 20310), (1080, 18956), (1120, 18279), (1260, 16248), (1354, 15120), (1440, 14217), (1512, 13540), (1680, 12186), (1890, 10832), (2016, 10155), (2031, 10080), (2160, 9478), (2520, 8124), (2708, 7560), (3024, 6770), (3360, 6093), (3385, 6048), (3780, 5416), (4062, 5040), (4320, 4739)]

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