557420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 1197504

約数和(自身を除く): 640084

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 593, 940, 1186, 2372, 2965, 5930, 11860, 27871, 55742, 111484, 139355, 278710, 557420]

約数ペア:

[(1, 557420), (2, 278710), (4, 139355), (5, 111484), (10, 55742), (20, 27871), (47, 11860), (94, 5930), (188, 2965), (235, 2372), (470, 1186), (593, 940)]