57958040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{206993}}^1$

素因数の和:207011

約数の個数: 32

約数和(自身を含む): 149035680

約数和(自身を除く): 91077640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 206993, 413986, 827972, 1034965, 1448951, 1655944, 2069930, 2897902, 4139860, 5795804, 7244755, 8279720, 11591608, 14489510, 28979020, 57958040]

約数ペア:

[(1, 57958040), (2, 28979020), (4, 14489510), (5, 11591608), (7, 8279720), (8, 7244755), (10, 5795804), (14, 4139860), (20, 2897902), (28, 2069930), (35, 1655944), (40, 1448951), (56, 1034965), (70, 827972), (140, 413986), (280, 206993)]