15845120

素因数分解:

$2^8\times 5^1\times {\mathrm{12379}}^1$

素因数の和:12400

約数の個数: 36

約数和(自身を含む): 37957080

約数和(自身を除く): 22111960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12379, 24758, 49516, 61895, 99032, 123790, 198064, 247580, 396128, 495160, 792256, 990320, 1584512, 1980640, 3169024, 3961280, 7922560, 15845120]

約数ペア:

[(1, 15845120), (2, 7922560), (4, 3961280), (5, 3169024), (8, 1980640), (10, 1584512), (16, 990320), (20, 792256), (32, 495160), (40, 396128), (64, 247580), (80, 198064), (128, 123790), (160, 99032), (256, 61895), (320, 49516), (640, 24758), (1280, 12379)]