21792421360

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3731579}}^1$

素因数の和:3731665

約数の個数: 40

約数和(自身を含む): 51361467120

約数和(自身を除く): 29569045760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 3731579, 7463158, 14926316, 18657895, 29852632, 37315790, 59705264, 74631580, 149263160, 272405267, 298526320, 544810534, 1089621068, 1362026335, 2179242136, 2724052670, 4358484272, 5448105340, 10896210680, 21792421360]

約数ペア:

[(1, 21792421360), (2, 10896210680), (4, 5448105340), (5, 4358484272), (8, 2724052670), (10, 2179242136), (16, 1362026335), (20, 1089621068), (40, 544810534), (73, 298526320), (80, 272405267), (146, 149263160), (292, 74631580), (365, 59705264), (584, 37315790), (730, 29852632), (1168, 18657895), (1460, 14926316), (2920, 7463158), (5840, 3731579)]