9968448680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2205409}}^1$

素因数の和:2205533

約数の個数: 32

約数和(自身を含む): 22627506600

約数和(自身を除く): 12659057920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 2205409, 4410818, 8821636, 11027045, 17643272, 22054090, 44108180, 88216360, 249211217, 498422434, 996844868, 1246056085, 1993689736, 2492112170, 4984224340, 9968448680]

約数ペア:

[(1, 9968448680), (2, 4984224340), (4, 2492112170), (5, 1993689736), (8, 1246056085), (10, 996844868), (20, 498422434), (40, 249211217), (113, 88216360), (226, 44108180), (452, 22054090), (565, 17643272), (904, 11027045), (1130, 8821636), (2260, 4410818), (4520, 2205409)]