3408020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2213}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 8926848

約数和(自身を除く): 5518828

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2213, 4426, 8852, 11065, 15491, 22130, 24343, 30982, 44260, 48686, 61964, 77455, 97372, 121715, 154910, 170401, 243430, 309820, 340802, 486860, 681604, 852005, 1704010, 3408020]

約数ペア:

[(1, 3408020), (2, 1704010), (4, 852005), (5, 681604), (7, 486860), (10, 340802), (11, 309820), (14, 243430), (20, 170401), (22, 154910), (28, 121715), (35, 97372), (44, 77455), (55, 61964), (70, 48686), (77, 44260), (110, 30982), (140, 24343), (154, 22130), (220, 15491), (308, 11065), (385, 8852), (770, 4426), (1540, 2213)]