1304020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 2767464

約数和(自身を除く): 1463444

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 577, 1130, 1154, 2260, 2308, 2885, 5770, 11540, 65201, 130402, 260804, 326005, 652010, 1304020]

約数ペア:

[(1, 1304020), (2, 652010), (4, 326005), (5, 260804), (10, 130402), (20, 65201), (113, 11540), (226, 5770), (452, 2885), (565, 2308), (577, 2260), (1130, 1154)]