7962040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6421}}^1$

素因数の和:6463

約数の個数: 32

約数和(自身を含む): 18495360

約数和(自身を除く): 10533320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 6421, 12842, 25684, 32105, 51368, 64210, 128420, 199051, 256840, 398102, 796204, 995255, 1592408, 1990510, 3981020, 7962040]

約数ペア:

[(1, 7962040), (2, 3981020), (4, 1990510), (5, 1592408), (8, 995255), (10, 796204), (20, 398102), (31, 256840), (40, 199051), (62, 128420), (124, 64210), (155, 51368), (248, 32105), (310, 25684), (620, 12842), (1240, 6421)]