124535420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{87701}}^1$

素因数の和:87781

約数の個数: 24

約数和(自身を含む): 265210848

約数和(自身を除く): 140675428

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 87701, 175402, 350804, 438505, 877010, 1754020, 6226771, 12453542, 24907084, 31133855, 62267710, 124535420]

約数ペア:

[(1, 124535420), (2, 62267710), (4, 31133855), (5, 24907084), (10, 12453542), (20, 6226771), (71, 1754020), (142, 877010), (284, 438505), (355, 350804), (710, 175402), (1420, 87701)]