210659860

素因数分解:

$2^2\times 5^1\times {\mathrm{769}}^1\times {\mathrm{13697}}^1$

素因数の和:14475

約数の個数: 24

約数和(自身を含む): 442993320

約数和(自身を除く): 232333460

約数列:

[1, 2, 4, 5, 10, 20, 769, 1538, 3076, 3845, 7690, 13697, 15380, 27394, 54788, 68485, 136970, 273940, 10532993, 21065986, 42131972, 52664965, 105329930, 210659860]

約数ペア:

[(1, 210659860), (2, 105329930), (4, 52664965), (5, 42131972), (10, 21065986), (20, 10532993), (769, 273940), (1538, 136970), (3076, 68485), (3845, 54788), (7690, 27394), (13697, 15380)]