20063676460

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1373}}^1\times {\mathrm{2843}}^1$

素因数の和:4482

約数の個数: 48

約数和(自身を含む): 42343360416

約数和(自身を除く): 22279683956

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 1373, 2570, 2746, 2843, 5140, 5492, 5686, 6865, 11372, 13730, 14215, 27460, 28430, 56860, 352861, 705722, 730651, 1411444, 1461302, 1764305, 2922604, 3528610, 3653255, 3903439, 7057220, 7306510, 7806878, 14613020, 15613756, 19517195, 39034390, 78068780, 1003183823, 2006367646, 4012735292, 5015919115, 10031838230, 20063676460]

約数ペア:

[(1, 20063676460), (2, 10031838230), (4, 5015919115), (5, 4012735292), (10, 2006367646), (20, 1003183823), (257, 78068780), (514, 39034390), (1028, 19517195), (1285, 15613756), (1373, 14613020), (2570, 7806878), (2746, 7306510), (2843, 7057220), (5140, 3903439), (5492, 3653255), (5686, 3528610), (6865, 2922604), (11372, 1764305), (13730, 1461302), (14215, 1411444), (27460, 730651), (28430, 705722), (56860, 352861)]