38581980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20743}}^1$

素因数の和:20786

約数の個数: 48

約数和(自身を含む): 111519744

約数和(自身を除く): 72937764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 20743, 41486, 62229, 82972, 103715, 124458, 207430, 248916, 311145, 414860, 622290, 643033, 1244580, 1286066, 1929099, 2572132, 3215165, 3858198, 6430330, 7716396, 9645495, 12860660, 19290990, 38581980]

約数ペア:

[(1, 38581980), (2, 19290990), (3, 12860660), (4, 9645495), (5, 7716396), (6, 6430330), (10, 3858198), (12, 3215165), (15, 2572132), (20, 1929099), (30, 1286066), (31, 1244580), (60, 643033), (62, 622290), (93, 414860), (124, 311145), (155, 248916), (186, 207430), (310, 124458), (372, 103715), (465, 82972), (620, 62229), (930, 41486), (1860, 20743)]