42570920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{152039}}^1$

素因数の和:152057

約数の個数: 32

約数和(自身を含む): 109468800

約数和(自身を除く): 66897880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 152039, 304078, 608156, 760195, 1064273, 1216312, 1520390, 2128546, 3040780, 4257092, 5321365, 6081560, 8514184, 10642730, 21285460, 42570920]

約数ペア:

[(1, 42570920), (2, 21285460), (4, 10642730), (5, 8514184), (7, 6081560), (8, 5321365), (10, 4257092), (14, 3040780), (20, 2128546), (28, 1520390), (35, 1216312), (40, 1064273), (56, 760195), (70, 608156), (140, 304078), (280, 152039)]