490985876

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 921231360

約数和(自身を除く): 430245484

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 271, 419, 542, 838, 1081, 1084, 1676, 2162, 4324, 6233, 9637, 12466, 12737, 19274, 19693, 24932, 25474, 38548, 39386, 50948, 78772, 113549, 227098, 292951, 452939, 454196, 585902, 905878, 1171804, 1811756, 2611627, 5223254, 5336803, 10446508, 10673606, 21347212, 122746469, 245492938, 490985876]

約数ペア:

[(1, 490985876), (2, 245492938), (4, 122746469), (23, 21347212), (46, 10673606), (47, 10446508), (92, 5336803), (94, 5223254), (188, 2611627), (271, 1811756), (419, 1171804), (542, 905878), (838, 585902), (1081, 454196), (1084, 452939), (1676, 292951), (2162, 227098), (4324, 113549), (6233, 78772), (9637, 50948), (12466, 39386), (12737, 38548), (19274, 25474), (19693, 24932)]