171226840

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{6323}}^1$

素因数の和:7011

約数の個数: 32

約数和(自身を含む): 385890480

約数和(自身を除く): 214663640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3385, 5416, 6323, 6770, 12646, 13540, 25292, 27080, 31615, 50584, 63230, 126460, 252920, 4280671, 8561342, 17122684, 21403355, 34245368, 42806710, 85613420, 171226840]

約数ペア:

[(1, 171226840), (2, 85613420), (4, 42806710), (5, 34245368), (8, 21403355), (10, 17122684), (20, 8561342), (40, 4280671), (677, 252920), (1354, 126460), (2708, 63230), (3385, 50584), (5416, 31615), (6323, 27080), (6770, 25292), (12646, 13540)]