145272940

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{20233}}^1$

素因数の和:20601

約数の個数: 24

約数和(自身を含む): 305938080

約数和(自身を除く): 160665140

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 20233, 40466, 80932, 101165, 202330, 404660, 7263647, 14527294, 29054588, 36318235, 72636470, 145272940]

約数ペア:

[(1, 145272940), (2, 72636470), (4, 36318235), (5, 29054588), (10, 14527294), (20, 7263647), (359, 404660), (718, 202330), (1436, 101165), (1795, 80932), (3590, 40466), (7180, 20233)]