2012022980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{397633}}^1$

素因数の和:397676

約数の個数: 48

約数和(自身を含む): 4809780864

約数和(自身を除く): 2797757884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 397633, 795266, 1590532, 1988165, 3976330, 4373963, 7952660, 8747926, 9145559, 17495852, 18291118, 21869815, 36582236, 43739630, 45727795, 87479260, 91455590, 100601149, 182911180, 201202298, 402404596, 503005745, 1006011490, 2012022980]

約数ペア:

[(1, 2012022980), (2, 1006011490), (4, 503005745), (5, 402404596), (10, 201202298), (11, 182911180), (20, 100601149), (22, 91455590), (23, 87479260), (44, 45727795), (46, 43739630), (55, 36582236), (92, 21869815), (110, 18291118), (115, 17495852), (220, 9145559), (230, 8747926), (253, 7952660), (460, 4373963), (506, 3976330), (1012, 1988165), (1265, 1590532), (2530, 795266), (5060, 397633)]