153945020

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{16843}}^1$

素因数の和:17309

約数の個数: 24

約数和(自身を含む): 324011184

約数和(自身を除く): 170066164

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 16843, 33686, 67372, 84215, 168430, 336860, 7697251, 15394502, 30789004, 38486255, 76972510, 153945020]

約数ペア:

[(1, 153945020), (2, 76972510), (4, 38486255), (5, 30789004), (10, 15394502), (20, 7697251), (457, 336860), (914, 168430), (1828, 84215), (2285, 67372), (4570, 33686), (9140, 16843)]