42273980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8161}}^1$

素因数の和:8214

約数の個数: 48

約数和(自身を含む): 104212416

約数和(自身を除く): 61938436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 8161, 16322, 32644, 40805, 57127, 81610, 114254, 163220, 228508, 285635, 301957, 571270, 603914, 1142540, 1207828, 1509785, 2113699, 3019570, 4227398, 6039140, 8454796, 10568495, 21136990, 42273980]

約数ペア:

[(1, 42273980), (2, 21136990), (4, 10568495), (5, 8454796), (7, 6039140), (10, 4227398), (14, 3019570), (20, 2113699), (28, 1509785), (35, 1207828), (37, 1142540), (70, 603914), (74, 571270), (140, 301957), (148, 285635), (185, 228508), (259, 163220), (370, 114254), (518, 81610), (740, 57127), (1036, 40805), (1295, 32644), (2590, 16322), (5180, 8161)]