38986870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{601}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 75852000

約数和(自身を除く): 36865130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 499, 601, 998, 1202, 2495, 3005, 4990, 6010, 6487, 7813, 12974, 15626, 32435, 39065, 64870, 78130, 299899, 599798, 1499495, 2998990, 3898687, 7797374, 19493435, 38986870]

約数ペア:

[(1, 38986870), (2, 19493435), (5, 7797374), (10, 3898687), (13, 2998990), (26, 1499495), (65, 599798), (130, 299899), (499, 78130), (601, 64870), (998, 39065), (1202, 32435), (2495, 15626), (3005, 12974), (4990, 7813), (6010, 6487)]