20479510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70619}}^1$

素因数の和:70655

約数の個数: 16

約数和(自身を含む): 38134800

約数和(自身を除く): 17655290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70619, 141238, 353095, 706190, 2047951, 4095902, 10239755, 20479510]

約数ペア:

[(1, 20479510), (2, 10239755), (5, 4095902), (10, 2047951), (29, 706190), (58, 353095), (145, 141238), (290, 70619)]