121292020

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{14071}}^1$

素因数の和:14511

約数の個数: 24

約数和(自身を含む): 255322368

約数和(自身を除く): 134030348

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 14071, 28142, 56284, 70355, 140710, 281420, 6064601, 12129202, 24258404, 30323005, 60646010, 121292020]

約数ペア:

[(1, 121292020), (2, 60646010), (4, 30323005), (5, 24258404), (10, 12129202), (20, 6064601), (431, 281420), (862, 140710), (1724, 70355), (2155, 56284), (4310, 28142), (8620, 14071)]