485655760

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{141179}}^1$

素因数の和:141235

約数の個数: 40

約数和(自身を含む): 1155417120

約数和(自身を除く): 669761360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 141179, 282358, 564716, 705895, 1129432, 1411790, 2258864, 2823580, 5647160, 6070697, 11294320, 12141394, 24282788, 30353485, 48565576, 60706970, 97131152, 121413940, 242827880, 485655760]

約数ペア:

[(1, 485655760), (2, 242827880), (4, 121413940), (5, 97131152), (8, 60706970), (10, 48565576), (16, 30353485), (20, 24282788), (40, 12141394), (43, 11294320), (80, 6070697), (86, 5647160), (172, 2823580), (215, 2258864), (344, 1411790), (430, 1129432), (688, 705895), (860, 564716), (1720, 282358), (3440, 141179)]