7407138740

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{811}}^1\times {\mathrm{1459}}^1$

素因数の和:2592

約数の個数: 48

約数和(自身を含む): 15634637760

約数和(自身を除く): 8227499020

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 811, 1252, 1459, 1565, 1622, 2918, 3130, 3244, 4055, 5836, 6260, 7295, 8110, 14590, 16220, 29180, 253843, 456667, 507686, 913334, 1015372, 1183249, 1269215, 1826668, 2283335, 2366498, 2538430, 4566670, 4732996, 5076860, 5916245, 9133340, 11832490, 23664980, 370356937, 740713874, 1481427748, 1851784685, 3703569370, 7407138740]

約数ペア:

[(1, 7407138740), (2, 3703569370), (4, 1851784685), (5, 1481427748), (10, 740713874), (20, 370356937), (313, 23664980), (626, 11832490), (811, 9133340), (1252, 5916245), (1459, 5076860), (1565, 4732996), (1622, 4566670), (2918, 2538430), (3130, 2366498), (3244, 2283335), (4055, 1826668), (5836, 1269215), (6260, 1183249), (7295, 1015372), (8110, 913334), (14590, 507686), (16220, 456667), (29180, 253843)]