1409142790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{674231}}^1$

素因数の和:674268

約数の個数: 32

約数和(自身を含む): 2912682240

約数和(自身を除く): 1503539450

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 674231, 1348462, 3371155, 6742310, 7416541, 12810389, 14833082, 25620778, 37082705, 64051945, 74165410, 128103890, 140914279, 281828558, 704571395, 1409142790]

約数ペア:

[(1, 1409142790), (2, 704571395), (5, 281828558), (10, 140914279), (11, 128103890), (19, 74165410), (22, 64051945), (38, 37082705), (55, 25620778), (95, 14833082), (110, 12810389), (190, 7416541), (209, 6742310), (418, 3371155), (1045, 1348462), (2090, 674231)]