About the Number

10389720

10389719 ← → 10389721

2進数表記:100111101000100011011000

漢数字表記:千三十八万九千七百二十

素因数分解:

2 3 × 3 1 × 5 1 × 11 1 × 17 1 × 463 1

素因数の和:505
約数の個数: 128
約数和(自身を含む): 36080640
約数和(自身を除く): 25690920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 463, 510, 561, 660, 680, 748, 926, 935, 1020, 1122, 1320, 1389, 1496, 1852, 1870, 2040, 2244, 2315, 2778, 2805, 3704, 3740, 4488, 4630, 5093, 5556, 5610, 6945, 7480, 7871, 9260, 10186, 11112, 11220, 13890, 15279, 15742, 18520, 20372, 22440, 23613, 25465, 27780, 30558, 31484, 39355, 40744, 47226, 50930, 55560, 61116, 62968, 76395, 78710, 86581, 94452, 101860, 118065, 122232, 152790, 157420, 173162, 188904, 203720, 236130, 259743, 305580, 314840, 346324, 432905, 472260, 519486, 611160, 692648, 865810, 944520, 1038972, 1298715, 1731620, 2077944, 2597430, 3463240, 5194860, 10389720]

約数ペア:
[(1, 10389720), (2, 5194860), (3, 3463240), (4, 2597430), (5, 2077944), (6, 1731620), (8, 1298715), (10, 1038972), (11, 944520), (12, 865810), (15, 692648), (17, 611160), (20, 519486), (22, 472260), (24, 432905), (30, 346324), (33, 314840), (34, 305580), (40, 259743), (44, 236130), (51, 203720), (55, 188904), (60, 173162), (66, 157420), (68, 152790), (85, 122232), (88, 118065), (102, 101860), (110, 94452), (120, 86581), (132, 78710), (136, 76395), (165, 62968), (170, 61116), (187, 55560), (204, 50930), (220, 47226), (255, 40744), (264, 39355), (330, 31484), (340, 30558), (374, 27780), (408, 25465), (440, 23613), (463, 22440), (510, 20372), (561, 18520), (660, 15742), (680, 15279), (748, 13890), (926, 11220), (935, 11112), (1020, 10186), (1122, 9260), (1320, 7871), (1389, 7480), (1496, 6945), (1852, 5610), (1870, 5556), (2040, 5093), (2244, 4630), (2315, 4488), (2778, 3740), (2805, 3704)]

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