9890560

素因数分解:

$2^8\times 5^1\times {\mathrm{7727}}^1$

素因数の和:7748

約数の個数: 36

約数和(自身を含む): 23694048

約数和(自身を除く): 13803488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 7727, 15454, 30908, 38635, 61816, 77270, 123632, 154540, 247264, 309080, 494528, 618160, 989056, 1236320, 1978112, 2472640, 4945280, 9890560]

約数ペア:

[(1, 9890560), (2, 4945280), (4, 2472640), (5, 1978112), (8, 1236320), (10, 989056), (16, 618160), (20, 494528), (32, 309080), (40, 247264), (64, 154540), (80, 123632), (128, 77270), (160, 61816), (256, 38635), (320, 30908), (640, 15454), (1280, 7727)]