557823160

素因数分解:

$2^3\times 5^1\times {\mathrm{2549}}^1\times {\mathrm{5471}}^1$

素因数の和:8031

約数の個数: 32

約数和(自身を含む): 1255824000

約数和(自身を除く): 698000840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2549, 5098, 5471, 10196, 10942, 12745, 20392, 21884, 25490, 27355, 43768, 50980, 54710, 101960, 109420, 218840, 13945579, 27891158, 55782316, 69727895, 111564632, 139455790, 278911580, 557823160]

約数ペア:

[(1, 557823160), (2, 278911580), (4, 139455790), (5, 111564632), (8, 69727895), (10, 55782316), (20, 27891158), (40, 13945579), (2549, 218840), (5098, 109420), (5471, 101960), (10196, 54710), (10942, 50980), (12745, 43768), (20392, 27355), (21884, 25490)]