74803660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{86981}}^1$

素因数の和:87033

約数の個数: 24

約数和(自身を含む): 160742736

約数和(自身を除く): 85939076

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 86981, 173962, 347924, 434905, 869810, 1739620, 3740183, 7480366, 14960732, 18700915, 37401830, 74803660]

約数ペア:

[(1, 74803660), (2, 37401830), (4, 18700915), (5, 14960732), (10, 7480366), (20, 3740183), (43, 1739620), (86, 869810), (172, 434905), (215, 347924), (430, 173962), (860, 86981)]