202802120

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{7489}}^1$

素因数の和:8177

約数の個数: 32

約数和(自身を含む): 457039800

約数和(自身を除く): 254237680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3385, 5416, 6770, 7489, 13540, 14978, 27080, 29956, 37445, 59912, 74890, 149780, 299560, 5070053, 10140106, 20280212, 25350265, 40560424, 50700530, 101401060, 202802120]

約数ペア:

[(1, 202802120), (2, 101401060), (4, 50700530), (5, 40560424), (8, 25350265), (10, 20280212), (20, 10140106), (40, 5070053), (677, 299560), (1354, 149780), (2708, 74890), (3385, 59912), (5416, 37445), (6770, 29956), (7489, 27080), (13540, 14978)]