55404940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67567}}^1$

素因数の和:67617

約数の個数: 24

約数和(自身を含む): 119189952

約数和(自身を除く): 63785012

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 67567, 135134, 270268, 337835, 675670, 1351340, 2770247, 5540494, 11080988, 13851235, 27702470, 55404940]

約数ペア:

[(1, 55404940), (2, 27702470), (4, 13851235), (5, 11080988), (10, 5540494), (20, 2770247), (41, 1351340), (82, 675670), (164, 337835), (205, 270268), (410, 135134), (820, 67567)]