454280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 1050840

約数和(自身を除く): 596560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 277, 328, 410, 554, 820, 1108, 1385, 1640, 2216, 2770, 5540, 11080, 11357, 22714, 45428, 56785, 90856, 113570, 227140, 454280]

約数ペア:

[(1, 454280), (2, 227140), (4, 113570), (5, 90856), (8, 56785), (10, 45428), (20, 22714), (40, 11357), (41, 11080), (82, 5540), (164, 2770), (205, 2216), (277, 1640), (328, 1385), (410, 1108), (554, 820)]