91031140

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{3163}}^1$

素因数の和:4611

約数の個数: 24

約数和(自身を含む): 191358720

約数和(自身を除く): 100327580

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 3163, 5756, 6326, 7195, 12652, 14390, 15815, 28780, 31630, 63260, 4551557, 9103114, 18206228, 22757785, 45515570, 91031140]

約数ペア:

[(1, 91031140), (2, 45515570), (4, 22757785), (5, 18206228), (10, 9103114), (20, 4551557), (1439, 63260), (2878, 31630), (3163, 28780), (5756, 15815), (6326, 14390), (7195, 12652)]