9251240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5641}}^1$

素因数の和:5693

約数の個数: 32

約数和(自身を含む): 21326760

約数和(自身を除く): 12075520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5641, 11282, 22564, 28205, 45128, 56410, 112820, 225640, 231281, 462562, 925124, 1156405, 1850248, 2312810, 4625620, 9251240]

約数ペア:

[(1, 9251240), (2, 4625620), (4, 2312810), (5, 1850248), (8, 1156405), (10, 925124), (20, 462562), (40, 231281), (41, 225640), (82, 112820), (164, 56410), (205, 45128), (328, 28205), (410, 22564), (820, 11282), (1640, 5641)]