196990580

素因数分解:

$2^2\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{4211}}^1$

素因数の和:6559

約数の個数: 24

約数和(自身を含む): 413955360

約数和(自身を除く): 216964780

約数列:

[1, 2, 4, 5, 10, 20, 2339, 4211, 4678, 8422, 9356, 11695, 16844, 21055, 23390, 42110, 46780, 84220, 9849529, 19699058, 39398116, 49247645, 98495290, 196990580]

約数ペア:

[(1, 196990580), (2, 98495290), (4, 49247645), (5, 39398116), (10, 19699058), (20, 9849529), (2339, 84220), (4211, 46780), (4678, 42110), (8422, 23390), (9356, 21055), (11695, 16844)]