872440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 2080080

約数和(自身を除く): 1207640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1283, 2566, 5132, 6415, 10264, 12830, 21811, 25660, 43622, 51320, 87244, 109055, 174488, 218110, 436220, 872440]

約数ペア:

[(1, 872440), (2, 436220), (4, 218110), (5, 174488), (8, 109055), (10, 87244), (17, 51320), (20, 43622), (34, 25660), (40, 21811), (68, 12830), (85, 10264), (136, 6415), (170, 5132), (340, 2566), (680, 1283)]