490064510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{1847}}^1$

素因数の和:2037

約数の個数: 48

約数和(自身を含む): 961795296

約数和(自身を除く): 471730786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 169, 314, 338, 785, 845, 1570, 1690, 1847, 2041, 3694, 4082, 9235, 10205, 18470, 20410, 24011, 26533, 48022, 53066, 120055, 132665, 240110, 265330, 289979, 312143, 579958, 624286, 1449895, 1560715, 2899790, 3121430, 3769727, 7539454, 18848635, 37697270, 49006451, 98012902, 245032255, 490064510]

約数ペア:

[(1, 490064510), (2, 245032255), (5, 98012902), (10, 49006451), (13, 37697270), (26, 18848635), (65, 7539454), (130, 3769727), (157, 3121430), (169, 2899790), (314, 1560715), (338, 1449895), (785, 624286), (845, 579958), (1570, 312143), (1690, 289979), (1847, 265330), (2041, 240110), (3694, 132665), (4082, 120055), (9235, 53066), (10205, 48022), (18470, 26533), (20410, 24011)]