28387860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 82736640

約数和(自身を除く): 54348780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 79, 106, 113, 158, 159, 212, 226, 237, 265, 316, 318, 339, 395, 452, 474, 530, 565, 636, 678, 790, 795, 948, 1060, 1130, 1185, 1356, 1580, 1590, 1695, 2260, 2370, 3180, 3390, 4187, 4740, 5989, 6780, 8374, 8927, 11978, 12561, 16748, 17854, 17967, 20935, 23956, 25122, 26781, 29945, 35708, 35934, 41870, 44635, 50244, 53562, 59890, 62805, 71868, 83740, 89270, 89835, 107124, 119780, 125610, 133905, 178540, 179670, 251220, 267810, 359340, 473131, 535620, 946262, 1419393, 1892524, 2365655, 2838786, 4731310, 5677572, 7096965, 9462620, 14193930, 28387860]

約数ペア:

[(1, 28387860), (2, 14193930), (3, 9462620), (4, 7096965), (5, 5677572), (6, 4731310), (10, 2838786), (12, 2365655), (15, 1892524), (20, 1419393), (30, 946262), (53, 535620), (60, 473131), (79, 359340), (106, 267810), (113, 251220), (158, 179670), (159, 178540), (212, 133905), (226, 125610), (237, 119780), (265, 107124), (316, 89835), (318, 89270), (339, 83740), (395, 71868), (452, 62805), (474, 59890), (530, 53562), (565, 50244), (636, 44635), (678, 41870), (790, 35934), (795, 35708), (948, 29945), (1060, 26781), (1130, 25122), (1185, 23956), (1356, 20935), (1580, 17967), (1590, 17854), (1695, 16748), (2260, 12561), (2370, 11978), (3180, 8927), (3390, 8374), (4187, 6780), (4740, 5989)]