9905360

素因数分解:

$2^4\times 5^1\times {\mathrm{123817}}^1$

素因数の和:123830

約数の個数: 20

約数和(自身を含む): 23030148

約数和(自身を除く): 13124788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123817, 247634, 495268, 619085, 990536, 1238170, 1981072, 2476340, 4952680, 9905360]

約数ペア:

[(1, 9905360), (2, 4952680), (4, 2476340), (5, 1981072), (8, 1238170), (10, 990536), (16, 619085), (20, 495268), (40, 247634), (80, 123817)]