9991360

素因数分解:

$2^6\times 5^1\times {\mathrm{31223}}^1$

素因数の和:31240

約数の個数: 28

約数和(自身を含む): 23792688

約数和(自身を除く): 13801328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 31223, 62446, 124892, 156115, 249784, 312230, 499568, 624460, 999136, 1248920, 1998272, 2497840, 4995680, 9991360]

約数ペア:

[(1, 9991360), (2, 4995680), (4, 2497840), (5, 1998272), (8, 1248920), (10, 999136), (16, 624460), (20, 499568), (32, 312230), (40, 249784), (64, 156115), (80, 124892), (160, 62446), (320, 31223)]