2015146820

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{70019}}^1$

素因数の和:71467

約数の個数: 24

約数和(自身を含む): 4234809600

約数和(自身を除く): 2219662780

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 5756, 7195, 14390, 28780, 70019, 140038, 280076, 350095, 700190, 1400380, 100757341, 201514682, 403029364, 503786705, 1007573410, 2015146820]

約数ペア:

[(1, 2015146820), (2, 1007573410), (4, 503786705), (5, 403029364), (10, 201514682), (20, 100757341), (1439, 1400380), (2878, 700190), (5756, 350095), (7195, 280076), (14390, 140038), (28780, 70019)]