43943380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13001}}^1$

素因数の和:13036

約数の個数: 36

約数和(自身を含む): 99933372

約数和(自身を除く): 55989992

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 13001, 26002, 52004, 65005, 130010, 169013, 260020, 338026, 676052, 845065, 1690130, 2197169, 3380260, 4394338, 8788676, 10985845, 21971690, 43943380]

約数ペア:

[(1, 43943380), (2, 21971690), (4, 10985845), (5, 8788676), (10, 4394338), (13, 3380260), (20, 2197169), (26, 1690130), (52, 845065), (65, 676052), (130, 338026), (169, 260020), (260, 169013), (338, 130010), (676, 65005), (845, 52004), (1690, 26002), (3380, 13001)]