1881660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2874

約数の個数: 48

約数和(自身を含む): 5749632

約数和(自身を除く): 3867972

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 2851, 5702, 8553, 11404, 14255, 17106, 28510, 31361, 34212, 42765, 57020, 62722, 85530, 94083, 125444, 156805, 171060, 188166, 313610, 376332, 470415, 627220, 940830, 1881660]

約数ペア:

[(1, 1881660), (2, 940830), (3, 627220), (4, 470415), (5, 376332), (6, 313610), (10, 188166), (11, 171060), (12, 156805), (15, 125444), (20, 94083), (22, 85530), (30, 62722), (33, 57020), (44, 42765), (55, 34212), (60, 31361), (66, 28510), (110, 17106), (132, 14255), (165, 11404), (220, 8553), (330, 5702), (660, 2851)]