205252330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2423}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 380121984

約数和(自身を除く): 174869654

約数列:

[1, 2, 5, 10, 43, 86, 197, 215, 394, 430, 985, 1970, 2423, 4846, 8471, 12115, 16942, 24230, 42355, 84710, 104189, 208378, 477331, 520945, 954662, 1041890, 2386655, 4773310, 20525233, 41050466, 102626165, 205252330]

約数ペア:

[(1, 205252330), (2, 102626165), (5, 41050466), (10, 20525233), (43, 4773310), (86, 2386655), (197, 1041890), (215, 954662), (394, 520945), (430, 477331), (985, 208378), (1970, 104189), (2423, 84710), (4846, 42355), (8471, 24230), (12115, 16942)]