20440070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10069}}^1$

素因数の和:10112

約数の個数: 32

約数和(自身を含む): 43502400

約数和(自身を除く): 23062330

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 10069, 20138, 50345, 70483, 100690, 140966, 292001, 352415, 584002, 704830, 1460005, 2044007, 2920010, 4088014, 10220035, 20440070]

約数ペア:

[(1, 20440070), (2, 10220035), (5, 4088014), (7, 2920010), (10, 2044007), (14, 1460005), (29, 704830), (35, 584002), (58, 352415), (70, 292001), (145, 140966), (203, 100690), (290, 70483), (406, 50345), (1015, 20138), (2030, 10069)]