1677680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:393

約数の個数: 40

約数和(自身を含む): 3971472

約数和(自身を除く): 2293792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 313, 335, 536, 626, 670, 1072, 1252, 1340, 1565, 2504, 2680, 3130, 5008, 5360, 6260, 12520, 20971, 25040, 41942, 83884, 104855, 167768, 209710, 335536, 419420, 838840, 1677680]

約数ペア:

[(1, 1677680), (2, 838840), (4, 419420), (5, 335536), (8, 209710), (10, 167768), (16, 104855), (20, 83884), (40, 41942), (67, 25040), (80, 20971), (134, 12520), (268, 6260), (313, 5360), (335, 5008), (536, 3130), (626, 2680), (670, 2504), (1072, 1565), (1252, 1340)]