85374020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{28649}}^1$

素因数の和:28807

約数の個数: 24

約数和(自身を含む): 180495000

約数和(自身を除く): 95120980

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 28649, 57298, 114596, 143245, 286490, 572980, 4268701, 8537402, 17074804, 21343505, 42687010, 85374020]

約数ペア:

[(1, 85374020), (2, 42687010), (4, 21343505), (5, 17074804), (10, 8537402), (20, 4268701), (149, 572980), (298, 286490), (596, 143245), (745, 114596), (1490, 57298), (2980, 28649)]