39884890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 78535512

約数和(自身を除く): 38650622

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 289, 370, 373, 578, 629, 746, 1258, 1445, 1865, 2890, 3145, 3730, 6290, 6341, 10693, 12682, 13801, 21386, 27602, 31705, 53465, 63410, 69005, 106930, 107797, 138010, 215594, 234617, 469234, 538985, 1077970, 1173085, 2346170, 3988489, 7976978, 19942445, 39884890]

約数ペア:

[(1, 39884890), (2, 19942445), (5, 7976978), (10, 3988489), (17, 2346170), (34, 1173085), (37, 1077970), (74, 538985), (85, 469234), (170, 234617), (185, 215594), (289, 138010), (370, 107797), (373, 106930), (578, 69005), (629, 63410), (746, 53465), (1258, 31705), (1445, 27602), (1865, 21386), (2890, 13801), (3145, 12682), (3730, 10693), (6290, 6341)]