1773580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 3780000

約数和(自身を除く): 2006420

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1249, 1420, 2498, 4996, 6245, 12490, 24980, 88679, 177358, 354716, 443395, 886790, 1773580]

約数ペア:

[(1, 1773580), (2, 886790), (4, 443395), (5, 354716), (10, 177358), (20, 88679), (71, 24980), (142, 12490), (284, 6245), (355, 4996), (710, 2498), (1249, 1420)]