55855780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21319}}^1$

素因数の和:21459

約数の個数: 24

約数和(自身を含む): 118198080

約数和(自身を除く): 62342300

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 21319, 42638, 85276, 106595, 213190, 426380, 2792789, 5585578, 11171156, 13963945, 27927890, 55855780]

約数ペア:

[(1, 55855780), (2, 27927890), (4, 13963945), (5, 11171156), (10, 5585578), (20, 2792789), (131, 426380), (262, 213190), (524, 106595), (655, 85276), (1310, 42638), (2620, 21319)]