2012338220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{3793}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 4336815168

約数和(自身を除く): 2324476948

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 647, 820, 1294, 2588, 3235, 3793, 6470, 7586, 12940, 15172, 18965, 26527, 37930, 53054, 75860, 106108, 132635, 155513, 265270, 311026, 530540, 622052, 777565, 1555130, 2454071, 3110260, 4908142, 9816284, 12270355, 24540710, 49081420, 100616911, 201233822, 402467644, 503084555, 1006169110, 2012338220]

約数ペア:

[(1, 2012338220), (2, 1006169110), (4, 503084555), (5, 402467644), (10, 201233822), (20, 100616911), (41, 49081420), (82, 24540710), (164, 12270355), (205, 9816284), (410, 4908142), (647, 3110260), (820, 2454071), (1294, 1555130), (2588, 777565), (3235, 622052), (3793, 530540), (6470, 311026), (7586, 265270), (12940, 155513), (15172, 132635), (18965, 106108), (26527, 75860), (37930, 53054)]