187840820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{552473}}^1$

素因数の和:552499

約数の個数: 24

約数和(自身を含む): 417670344

約数和(自身を除く): 229829524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 552473, 1104946, 2209892, 2762365, 5524730, 9392041, 11049460, 18784082, 37568164, 46960205, 93920410, 187840820]

約数ペア:

[(1, 187840820), (2, 93920410), (4, 46960205), (5, 37568164), (10, 18784082), (17, 11049460), (20, 9392041), (34, 5524730), (68, 2762365), (85, 2209892), (170, 1104946), (340, 552473)]