388293790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{2081}}^1$

素因数の和:2532

約数の個数: 32

約数和(自身を含む): 715941504

約数和(自身を除く): 327647714

約数列:

[1, 2, 5, 10, 47, 94, 235, 397, 470, 794, 1985, 2081, 3970, 4162, 10405, 18659, 20810, 37318, 93295, 97807, 186590, 195614, 489035, 826157, 978070, 1652314, 4130785, 8261570, 38829379, 77658758, 194146895, 388293790]

約数ペア:

[(1, 388293790), (2, 194146895), (5, 77658758), (10, 38829379), (47, 8261570), (94, 4130785), (235, 1652314), (397, 978070), (470, 826157), (794, 489035), (1985, 195614), (2081, 186590), (3970, 97807), (4162, 93295), (10405, 37318), (18659, 20810)]