212902960

素因数分解:

$2^4\times 5^1\times {\mathrm{677}}^1\times {\mathrm{3931}}^1$

素因数の和:4621

約数の個数: 40

約数和(自身を含む): 495856656

約数和(自身を除く): 282953696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 677, 1354, 2708, 3385, 3931, 5416, 6770, 7862, 10832, 13540, 15724, 19655, 27080, 31448, 39310, 54160, 62896, 78620, 157240, 314480, 2661287, 5322574, 10645148, 13306435, 21290296, 26612870, 42580592, 53225740, 106451480, 212902960]

約数ペア:

[(1, 212902960), (2, 106451480), (4, 53225740), (5, 42580592), (8, 26612870), (10, 21290296), (16, 13306435), (20, 10645148), (40, 5322574), (80, 2661287), (677, 314480), (1354, 157240), (2708, 78620), (3385, 62896), (3931, 54160), (5416, 39310), (6770, 31448), (7862, 27080), (10832, 19655), (13540, 15724)]