54940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 24

約数和(自身を含む): 119952

約数和(自身を除く): 65012

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 2747, 5494, 10988, 13735, 27470, 54940]

約数ペア:

[(1, 54940), (2, 27470), (4, 13735), (5, 10988), (10, 5494), (20, 2747), (41, 1340), (67, 820), (82, 670), (134, 410), (164, 335), (205, 268)]