90473980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{74159}}^1$

素因数の和:74229

約数の個数: 24

約数和(自身を含む): 193112640

約数和(自身を除く): 102638660

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 74159, 148318, 296636, 370795, 741590, 1483180, 4523699, 9047398, 18094796, 22618495, 45236990, 90473980]

約数ペア:

[(1, 90473980), (2, 45236990), (4, 22618495), (5, 18094796), (10, 9047398), (20, 4523699), (61, 1483180), (122, 741590), (244, 370795), (305, 296636), (610, 148318), (1220, 74159)]