7879840

素因数分解:

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

素因数の和:2929

約数の個数: 48

約数和(自身を含む): 19717992

約数和(自身を除く): 11838152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 2897, 5794, 11588, 14485, 23176, 28970, 46352, 49249, 57940, 92704, 98498, 115880, 196996, 231760, 246245, 393992, 463520, 492490, 787984, 984980, 1575968, 1969960, 3939920, 7879840]

約数ペア:

[(1, 7879840), (2, 3939920), (4, 1969960), (5, 1575968), (8, 984980), (10, 787984), (16, 492490), (17, 463520), (20, 393992), (32, 246245), (34, 231760), (40, 196996), (68, 115880), (80, 98498), (85, 92704), (136, 57940), (160, 49249), (170, 46352), (272, 28970), (340, 23176), (544, 14485), (680, 11588), (1360, 5794), (2720, 2897)]