2456964

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 36

約数和(自身を含む): 6268080

約数和(自身を除く): 3811116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 491, 556, 834, 982, 1251, 1473, 1668, 1964, 2502, 2946, 4419, 5004, 5892, 8838, 17676, 68249, 136498, 204747, 272996, 409494, 614241, 818988, 1228482, 2456964]

約数ペア:

[(1, 2456964), (2, 1228482), (3, 818988), (4, 614241), (6, 409494), (9, 272996), (12, 204747), (18, 136498), (36, 68249), (139, 17676), (278, 8838), (417, 5892), (491, 5004), (556, 4419), (834, 2946), (982, 2502), (1251, 1964), (1473, 1668)]