20340044840

素因数分解:

$2^3\times 5^1\times {\mathrm{12119}}^1\times {\mathrm{41959}}^1$

素因数の和:54089

約数の個数: 32

約数和(自身を含む): 45769968000

約数和(自身を除く): 25429923160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12119, 24238, 41959, 48476, 60595, 83918, 96952, 121190, 167836, 209795, 242380, 335672, 419590, 484760, 839180, 1678360, 508501121, 1017002242, 2034004484, 2542505605, 4068008968, 5085011210, 10170022420, 20340044840]

約数ペア:

[(1, 20340044840), (2, 10170022420), (4, 5085011210), (5, 4068008968), (8, 2542505605), (10, 2034004484), (20, 1017002242), (40, 508501121), (12119, 1678360), (24238, 839180), (41959, 484760), (48476, 419590), (60595, 335672), (83918, 242380), (96952, 209795), (121190, 167836)]