84806440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2521}}^1$

素因数の和:2590

約数の個数: 48

約数和(自身を含む): 197699580

約数和(自身を除く): 112893140

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 841, 1160, 1682, 2521, 3364, 4205, 5042, 6728, 8410, 10084, 12605, 16820, 20168, 25210, 33640, 50420, 73109, 100840, 146218, 292436, 365545, 584872, 731090, 1462180, 2120161, 2924360, 4240322, 8480644, 10600805, 16961288, 21201610, 42403220, 84806440]

約数ペア:

[(1, 84806440), (2, 42403220), (4, 21201610), (5, 16961288), (8, 10600805), (10, 8480644), (20, 4240322), (29, 2924360), (40, 2120161), (58, 1462180), (116, 731090), (145, 584872), (232, 365545), (290, 292436), (580, 146218), (841, 100840), (1160, 73109), (1682, 50420), (2521, 33640), (3364, 25210), (4205, 20168), (5042, 16820), (6728, 12605), (8410, 10084)]