16677680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12263}}^1$

素因数の和:12293

約数の個数: 40

約数和(自身を含む): 41059872

約数和(自身を除く): 24382192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 12263, 24526, 49052, 61315, 98104, 122630, 196208, 208471, 245260, 416942, 490520, 833884, 981040, 1042355, 1667768, 2084710, 3335536, 4169420, 8338840, 16677680]

約数ペア:

[(1, 16677680), (2, 8338840), (4, 4169420), (5, 3335536), (8, 2084710), (10, 1667768), (16, 1042355), (17, 981040), (20, 833884), (34, 490520), (40, 416942), (68, 245260), (80, 208471), (85, 196208), (136, 122630), (170, 98104), (272, 61315), (340, 49052), (680, 24526), (1360, 12263)]