849402920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{187921}}^1$

素因数の和:188045

約数の個数: 32

約数和(自身を含む): 1928079720

約数和(自身を除く): 1078676800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 187921, 375842, 751684, 939605, 1503368, 1879210, 3758420, 7516840, 21235073, 42470146, 84940292, 106175365, 169880584, 212350730, 424701460, 849402920]

約数ペア:

[(1, 849402920), (2, 424701460), (4, 212350730), (5, 169880584), (8, 106175365), (10, 84940292), (20, 42470146), (40, 21235073), (113, 7516840), (226, 3758420), (452, 1879210), (565, 1503368), (904, 939605), (1130, 751684), (2260, 375842), (4520, 187921)]