20095320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 50407080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 509, 564, 658, 705, 840, 940, 987, 1018, 1128, 1316, 1410, 1527, 1645, 1880, 1974, 2036, 2545, 2632, 2820, 3054, 3290, 3563, 3948, 4072, 4935, 5090, 5640, 6108, 6580, 7126, 7635, 7896, 9870, 10180, 10689, 12216, 13160, 14252, 15270, 17815, 19740, 20360, 21378, 23923, 28504, 30540, 35630, 39480, 42756, 47846, 53445, 61080, 71260, 71769, 85512, 95692, 106890, 119615, 142520, 143538, 167461, 191384, 213780, 239230, 287076, 334922, 358845, 427560, 478460, 502383, 574152, 669844, 717690, 837305, 956920, 1004766, 1339688, 1435380, 1674610, 2009532, 2511915, 2870760, 3349220, 4019064, 5023830, 6698440, 10047660, 20095320]

約数ペア:

[(1, 20095320), (2, 10047660), (3, 6698440), (4, 5023830), (5, 4019064), (6, 3349220), (7, 2870760), (8, 2511915), (10, 2009532), (12, 1674610), (14, 1435380), (15, 1339688), (20, 1004766), (21, 956920), (24, 837305), (28, 717690), (30, 669844), (35, 574152), (40, 502383), (42, 478460), (47, 427560), (56, 358845), (60, 334922), (70, 287076), (84, 239230), (94, 213780), (105, 191384), (120, 167461), (140, 143538), (141, 142520), (168, 119615), (188, 106890), (210, 95692), (235, 85512), (280, 71769), (282, 71260), (329, 61080), (376, 53445), (420, 47846), (470, 42756), (509, 39480), (564, 35630), (658, 30540), (705, 28504), (840, 23923), (940, 21378), (987, 20360), (1018, 19740), (1128, 17815), (1316, 15270), (1410, 14252), (1527, 13160), (1645, 12216), (1880, 10689), (1974, 10180), (2036, 9870), (2545, 7896), (2632, 7635), (2820, 7126), (3054, 6580), (3290, 6108), (3563, 5640), (3948, 5090), (4072, 4935)]