20428730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17167}}^1$

素因数の和:17198

約数の個数: 32

約数和(自身を含む): 44499456

約数和(自身を除く): 24070726

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17167, 34334, 85835, 120169, 171670, 240338, 291839, 583678, 600845, 1201690, 1459195, 2042873, 2918390, 4085746, 10214365, 20428730]

約数ペア:

[(1, 20428730), (2, 10214365), (5, 4085746), (7, 2918390), (10, 2042873), (14, 1459195), (17, 1201690), (34, 600845), (35, 583678), (70, 291839), (85, 240338), (119, 171670), (170, 120169), (238, 85835), (595, 34334), (1190, 17167)]