2091660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 5951232

約数和(自身を除く): 3859572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 491, 710, 852, 982, 1065, 1420, 1473, 1964, 2130, 2455, 2946, 4260, 4910, 5892, 7365, 9820, 14730, 29460, 34861, 69722, 104583, 139444, 174305, 209166, 348610, 418332, 522915, 697220, 1045830, 2091660]

約数ペア:

[(1, 2091660), (2, 1045830), (3, 697220), (4, 522915), (5, 418332), (6, 348610), (10, 209166), (12, 174305), (15, 139444), (20, 104583), (30, 69722), (60, 34861), (71, 29460), (142, 14730), (213, 9820), (284, 7365), (355, 5892), (426, 4910), (491, 4260), (710, 2946), (852, 2455), (982, 2130), (1065, 1964), (1420, 1473)]