4036020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 11406528

約数和(自身を除く): 7370508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 491, 548, 685, 822, 982, 1370, 1473, 1644, 1964, 2055, 2455, 2740, 2946, 4110, 4910, 5892, 7365, 8220, 9820, 14730, 29460, 67267, 134534, 201801, 269068, 336335, 403602, 672670, 807204, 1009005, 1345340, 2018010, 4036020]

約数ペア:

[(1, 4036020), (2, 2018010), (3, 1345340), (4, 1009005), (5, 807204), (6, 672670), (10, 403602), (12, 336335), (15, 269068), (20, 201801), (30, 134534), (60, 67267), (137, 29460), (274, 14730), (411, 9820), (491, 8220), (548, 7365), (685, 5892), (822, 4910), (982, 4110), (1370, 2946), (1473, 2740), (1644, 2455), (1964, 2055)]