203361640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{124001}}^1$

素因数の和:124053

約数の個数: 32

約数和(自身を含む): 468727560

約数和(自身を除く): 265365920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 124001, 248002, 496004, 620005, 992008, 1240010, 2480020, 4960040, 5084041, 10168082, 20336164, 25420205, 40672328, 50840410, 101680820, 203361640]

約数ペア:

[(1, 203361640), (2, 101680820), (4, 50840410), (5, 40672328), (8, 25420205), (10, 20336164), (20, 10168082), (40, 5084041), (41, 4960040), (82, 2480020), (164, 1240010), (205, 992008), (328, 620005), (410, 496004), (820, 248002), (1640, 124001)]