4480457020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1325579}}^1$

素因数の和:1325614

約数の個数: 36

約数和(自身を含む): 10188407880

約数和(自身を除く): 5707950860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 1325579, 2651158, 5302316, 6627895, 13255790, 17232527, 26511580, 34465054, 68930108, 86162635, 172325270, 224022851, 344650540, 448045702, 896091404, 1120114255, 2240228510, 4480457020]

約数ペア:

[(1, 4480457020), (2, 2240228510), (4, 1120114255), (5, 896091404), (10, 448045702), (13, 344650540), (20, 224022851), (26, 172325270), (52, 86162635), (65, 68930108), (130, 34465054), (169, 26511580), (260, 17232527), (338, 13255790), (676, 6627895), (845, 5302316), (1690, 2651158), (3380, 1325579)]