87220340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101419}}^1$

素因数の和:101471

約数の個数: 24

約数和(自身を含む): 187424160

約数和(自身を除く): 100203820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 101419, 202838, 405676, 507095, 1014190, 2028380, 4361017, 8722034, 17444068, 21805085, 43610170, 87220340]

約数ペア:

[(1, 87220340), (2, 43610170), (4, 21805085), (5, 17444068), (10, 8722034), (20, 4361017), (43, 2028380), (86, 1014190), (172, 507095), (215, 405676), (430, 202838), (860, 101419)]