2015390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 4021920

約数和(自身を除く): 2006530

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 419, 481, 838, 962, 2095, 2405, 4190, 4810, 5447, 10894, 15503, 27235, 31006, 54470, 77515, 155030, 201539, 403078, 1007695, 2015390]

約数ペア:

[(1, 2015390), (2, 1007695), (5, 403078), (10, 201539), (13, 155030), (26, 77515), (37, 54470), (65, 31006), (74, 27235), (130, 15503), (185, 10894), (370, 5447), (419, 4810), (481, 4190), (838, 2405), (962, 2095)]