84038980

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{28201}}^1$

素因数の和:28359

約数の個数: 24

約数和(自身を含む): 177672600

約数和(自身を除く): 93633620

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 28201, 56402, 112804, 141005, 282010, 564020, 4201949, 8403898, 16807796, 21009745, 42019490, 84038980]

約数ペア:

[(1, 84038980), (2, 42019490), (4, 21009745), (5, 16807796), (10, 8403898), (20, 4201949), (149, 564020), (298, 282010), (596, 141005), (745, 112804), (1490, 56402), (2980, 28201)]