2578580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4199

約数の個数: 24

約数和(自身を含む): 5591040

約数和(自身を除く): 3012460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 4159, 8318, 16636, 20795, 41590, 83180, 128929, 257858, 515716, 644645, 1289290, 2578580]

約数ペア:

[(1, 2578580), (2, 1289290), (4, 644645), (5, 515716), (10, 257858), (20, 128929), (31, 83180), (62, 41590), (124, 20795), (155, 16636), (310, 8318), (620, 4159)]