55700180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89839}}^1$

素因数の和:89879

約数の個数: 24

約数和(自身を含む): 120744960

約数和(自身を除く): 65044780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 89839, 179678, 359356, 449195, 898390, 1796780, 2785009, 5570018, 11140036, 13925045, 27850090, 55700180]

約数ペア:

[(1, 55700180), (2, 27850090), (4, 13925045), (5, 11140036), (10, 5570018), (20, 2785009), (31, 1796780), (62, 898390), (124, 449195), (155, 359356), (310, 179678), (620, 89839)]