8689880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1$

素因数の和:4163

約数の個数: 32

約数和(自身を含む): 19926000

約数和(自身を除く): 11236120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4099, 8198, 16396, 20495, 32792, 40990, 81980, 163960, 217247, 434494, 868988, 1086235, 1737976, 2172470, 4344940, 8689880]

約数ペア:

[(1, 8689880), (2, 4344940), (4, 2172470), (5, 1737976), (8, 1086235), (10, 868988), (20, 434494), (40, 217247), (53, 163960), (106, 81980), (212, 40990), (265, 32792), (424, 20495), (530, 16396), (1060, 8198), (2120, 4099)]