120745360

素因数分解:

$2^4\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1721}}^1$

素因数の和:2611

約数の個数: 40

約数和(自身を含む): 281216376

約数和(自身を除く): 160471016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 877, 1721, 1754, 3442, 3508, 4385, 6884, 7016, 8605, 8770, 13768, 14032, 17210, 17540, 27536, 34420, 35080, 68840, 70160, 137680, 1509317, 3018634, 6037268, 7546585, 12074536, 15093170, 24149072, 30186340, 60372680, 120745360]

約数ペア:

[(1, 120745360), (2, 60372680), (4, 30186340), (5, 24149072), (8, 15093170), (10, 12074536), (16, 7546585), (20, 6037268), (40, 3018634), (80, 1509317), (877, 137680), (1721, 70160), (1754, 68840), (3442, 35080), (3508, 34420), (4385, 27536), (6884, 17540), (7016, 17210), (8605, 14032), (8770, 13768)]