23398420

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5879}}^1$

素因数の和:6087

約数の個数: 24

約数和(自身を含む): 49392000

約数和(自身を除く): 25993580

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 5879, 11758, 23516, 29395, 58790, 117580, 1169921, 2339842, 4679684, 5849605, 11699210, 23398420]

約数ペア:

[(1, 23398420), (2, 11699210), (4, 5849605), (5, 4679684), (10, 2339842), (20, 1169921), (199, 117580), (398, 58790), (796, 29395), (995, 23516), (1990, 11758), (3980, 5879)]