2168507660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{317963}}^1$

素因数の和:318014

約数の個数: 48

約数和(自身を含む): 5128123392

約数和(自身を除く): 2959615732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 317963, 635926, 1271852, 1589815, 3179630, 3497593, 6359260, 6995186, 9856853, 13990372, 17487965, 19713706, 34975930, 39427412, 49284265, 69951860, 98568530, 108425383, 197137060, 216850766, 433701532, 542126915, 1084253830, 2168507660]

約数ペア:

[(1, 2168507660), (2, 1084253830), (4, 542126915), (5, 433701532), (10, 216850766), (11, 197137060), (20, 108425383), (22, 98568530), (31, 69951860), (44, 49284265), (55, 39427412), (62, 34975930), (110, 19713706), (124, 17487965), (155, 13990372), (220, 9856853), (310, 6995186), (341, 6359260), (620, 3497593), (682, 3179630), (1364, 1589815), (1705, 1271852), (3410, 635926), (6820, 317963)]