8157020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 17951808

約数和(自身を除く): 9794788

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 151, 185, 292, 302, 365, 370, 604, 730, 740, 755, 1460, 1510, 2701, 3020, 5402, 5587, 10804, 11023, 11174, 13505, 22046, 22348, 27010, 27935, 44092, 54020, 55115, 55870, 110230, 111740, 220460, 407851, 815702, 1631404, 2039255, 4078510, 8157020]

約数ペア:

[(1, 8157020), (2, 4078510), (4, 2039255), (5, 1631404), (10, 815702), (20, 407851), (37, 220460), (73, 111740), (74, 110230), (146, 55870), (148, 55115), (151, 54020), (185, 44092), (292, 27935), (302, 27010), (365, 22348), (370, 22046), (604, 13505), (730, 11174), (740, 11023), (755, 10804), (1460, 5587), (1510, 5402), (2701, 3020)]