8150620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 18295200

約数和(自身を除く): 10144580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 241, 356, 380, 445, 482, 890, 964, 1205, 1691, 1780, 2410, 3382, 4579, 4820, 6764, 8455, 9158, 16910, 18316, 21449, 22895, 33820, 42898, 45790, 85796, 91580, 107245, 214490, 407531, 428980, 815062, 1630124, 2037655, 4075310, 8150620]

約数ペア:

[(1, 8150620), (2, 4075310), (4, 2037655), (5, 1630124), (10, 815062), (19, 428980), (20, 407531), (38, 214490), (76, 107245), (89, 91580), (95, 85796), (178, 45790), (190, 42898), (241, 33820), (356, 22895), (380, 21449), (445, 18316), (482, 16910), (890, 9158), (964, 8455), (1205, 6764), (1691, 4820), (1780, 4579), (2410, 3382)]