3939920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2897}}^1$

素因数の和:2927

約数の個数: 40

約数和(自身を含む): 9702504

約数和(自身を除く): 5762584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2897, 5794, 11588, 14485, 23176, 28970, 46352, 49249, 57940, 98498, 115880, 196996, 231760, 246245, 393992, 492490, 787984, 984980, 1969960, 3939920]

約数ペア:

[(1, 3939920), (2, 1969960), (4, 984980), (5, 787984), (8, 492490), (10, 393992), (16, 246245), (17, 231760), (20, 196996), (34, 115880), (40, 98498), (68, 57940), (80, 49249), (85, 46352), (136, 28970), (170, 23176), (272, 14485), (340, 11588), (680, 5794), (1360, 2897)]