290387630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{171827}}^1$

素因数の和:171860

約数の個数: 24

約数和(自身を含む): 566001432

約数和(自身を除く): 275613802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 171827, 343654, 859135, 1718270, 2233751, 4467502, 11168755, 22337510, 29038763, 58077526, 145193815, 290387630]

約数ペア:

[(1, 290387630), (2, 145193815), (5, 58077526), (10, 29038763), (13, 22337510), (26, 11168755), (65, 4467502), (130, 2233751), (169, 1718270), (338, 859135), (845, 343654), (1690, 171827)]