20223160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 48107520

約数和(自身を除く): 27884360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 347, 376, 470, 620, 694, 940, 1240, 1388, 1457, 1735, 1880, 2776, 2914, 3470, 5828, 6940, 7285, 10757, 11656, 13880, 14570, 16309, 21514, 29140, 32618, 43028, 53785, 58280, 65236, 81545, 86056, 107570, 130472, 163090, 215140, 326180, 430280, 505579, 652360, 1011158, 2022316, 2527895, 4044632, 5055790, 10111580, 20223160]

約数ペア:

[(1, 20223160), (2, 10111580), (4, 5055790), (5, 4044632), (8, 2527895), (10, 2022316), (20, 1011158), (31, 652360), (40, 505579), (47, 430280), (62, 326180), (94, 215140), (124, 163090), (155, 130472), (188, 107570), (235, 86056), (248, 81545), (310, 65236), (347, 58280), (376, 53785), (470, 43028), (620, 32618), (694, 29140), (940, 21514), (1240, 16309), (1388, 14570), (1457, 13880), (1735, 11656), (1880, 10757), (2776, 7285), (2914, 6940), (3470, 5828)]