20665590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5693}}^1$

素因数の和:5725

約数の個数: 48

約数和(自身を含む): 54525744

約数和(自身を除く): 33860154

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5693, 11386, 17079, 28465, 34158, 56930, 62623, 85395, 125246, 170790, 187869, 313115, 375738, 626230, 688853, 939345, 1377706, 1878690, 2066559, 3444265, 4133118, 6888530, 10332795, 20665590]

約数ペア:

[(1, 20665590), (2, 10332795), (3, 6888530), (5, 4133118), (6, 3444265), (10, 2066559), (11, 1878690), (15, 1377706), (22, 939345), (30, 688853), (33, 626230), (55, 375738), (66, 313115), (110, 187869), (121, 170790), (165, 125246), (242, 85395), (330, 62623), (363, 56930), (605, 34158), (726, 28465), (1210, 17079), (1815, 11386), (3630, 5693)]