39845420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68699}}^1$

素因数の和:68737

約数の個数: 24

約数和(自身を含む): 86562000

約数和(自身を除く): 46716580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 68699, 137398, 274796, 343495, 686990, 1373980, 1992271, 3984542, 7969084, 9961355, 19922710, 39845420]

約数ペア:

[(1, 39845420), (2, 19922710), (4, 9961355), (5, 7969084), (10, 3984542), (20, 1992271), (29, 1373980), (58, 686990), (116, 343495), (145, 274796), (290, 137398), (580, 68699)]