24455240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 32568760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 79, 109, 142, 158, 218, 284, 316, 355, 395, 436, 545, 568, 632, 710, 790, 872, 1090, 1420, 1580, 2180, 2840, 3160, 4360, 5609, 7739, 8611, 11218, 15478, 17222, 22436, 28045, 30956, 34444, 38695, 43055, 44872, 56090, 61912, 68888, 77390, 86110, 112180, 154780, 172220, 224360, 309560, 344440, 611381, 1222762, 2445524, 3056905, 4891048, 6113810, 12227620, 24455240]

約数ペア:

[(1, 24455240), (2, 12227620), (4, 6113810), (5, 4891048), (8, 3056905), (10, 2445524), (20, 1222762), (40, 611381), (71, 344440), (79, 309560), (109, 224360), (142, 172220), (158, 154780), (218, 112180), (284, 86110), (316, 77390), (355, 68888), (395, 61912), (436, 56090), (545, 44872), (568, 43055), (632, 38695), (710, 34444), (790, 30956), (872, 28045), (1090, 22436), (1420, 17222), (1580, 15478), (2180, 11218), (2840, 8611), (3160, 7739), (4360, 5609)]