2491051376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{456571}}^1$

素因数の和:456621

約数の個数: 40

約数和(自身を含む): 5435033088

約数和(自身を除く): 2943981712

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 456571, 913142, 1826284, 3652568, 5022281, 7305136, 10044562, 14153701, 20089124, 28307402, 40178248, 56614804, 80356496, 113229608, 155690711, 226459216, 311381422, 622762844, 1245525688, 2491051376]

約数ペア:

[(1, 2491051376), (2, 1245525688), (4, 622762844), (8, 311381422), (11, 226459216), (16, 155690711), (22, 113229608), (31, 80356496), (44, 56614804), (62, 40178248), (88, 28307402), (124, 20089124), (176, 14153701), (248, 10044562), (341, 7305136), (496, 5022281), (682, 3652568), (1364, 1826284), (2728, 913142), (5456, 456571)]