31319210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2339}}^1$

素因数の和:2462

約数の個数: 32

約数和(自身を含む): 61326720

約数和(自身を除く): 30007510

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2339, 2678, 4678, 6695, 11695, 13390, 23390, 30407, 60814, 152035, 240917, 304070, 481834, 1204585, 2409170, 3131921, 6263842, 15659605, 31319210]

約数ペア:

[(1, 31319210), (2, 15659605), (5, 6263842), (10, 3131921), (13, 2409170), (26, 1204585), (65, 481834), (103, 304070), (130, 240917), (206, 152035), (515, 60814), (1030, 30407), (1339, 23390), (2339, 13390), (2678, 11695), (4678, 6695)]