31909460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{145043}}^1$

素因数の和:145063

約数の個数: 24

約数和(自身を含む): 73102176

約数和(自身を除く): 41192716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 145043, 290086, 580172, 725215, 1450430, 1595473, 2900860, 3190946, 6381892, 7977365, 15954730, 31909460]

約数ペア:

[(1, 31909460), (2, 15954730), (4, 7977365), (5, 6381892), (10, 3190946), (11, 2900860), (20, 1595473), (22, 1450430), (44, 725215), (55, 580172), (110, 290086), (220, 145043)]