203208140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{597671}}^1$

素因数の和:597697

約数の個数: 24

約数和(自身を含む): 451840032

約数和(自身を除く): 248631892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 597671, 1195342, 2390684, 2988355, 5976710, 10160407, 11953420, 20320814, 40641628, 50802035, 101604070, 203208140]

約数ペア:

[(1, 203208140), (2, 101604070), (4, 50802035), (5, 40641628), (10, 20320814), (17, 11953420), (20, 10160407), (34, 5976710), (68, 2988355), (85, 2390684), (170, 1195342), (340, 597671)]