66425240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{237233}}^1$

素因数の和:237251

約数の個数: 32

約数和(自身を含む): 170808480

約数和(自身を除く): 104383240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 237233, 474466, 948932, 1186165, 1660631, 1897864, 2372330, 3321262, 4744660, 6642524, 8303155, 9489320, 13285048, 16606310, 33212620, 66425240]

約数ペア:

[(1, 66425240), (2, 33212620), (4, 16606310), (5, 13285048), (7, 9489320), (8, 8303155), (10, 6642524), (14, 4744660), (20, 3321262), (28, 2372330), (35, 1897864), (40, 1660631), (56, 1186165), (70, 948932), (140, 474466), (280, 237233)]