20160507990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{950519}}^1$

素因数の和:950637

約数の個数: 64

約数和(自身を含む): 55844951040

約数和(自身を除く): 35684443050

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 505, 606, 707, 1010, 1414, 1515, 2121, 3030, 3535, 4242, 7070, 10605, 21210, 950519, 1901038, 2851557, 4752595, 5703114, 6653633, 9505190, 13307266, 14257785, 19960899, 28515570, 33268165, 39921798, 66536330, 96002419, 99804495, 192004838, 199608990, 288007257, 480012095, 576014514, 672016933, 960024190, 1344033866, 1440036285, 2016050799, 2880072570, 3360084665, 4032101598, 6720169330, 10080253995, 20160507990]

約数ペア:

[(1, 20160507990), (2, 10080253995), (3, 6720169330), (5, 4032101598), (6, 3360084665), (7, 2880072570), (10, 2016050799), (14, 1440036285), (15, 1344033866), (21, 960024190), (30, 672016933), (35, 576014514), (42, 480012095), (70, 288007257), (101, 199608990), (105, 192004838), (202, 99804495), (210, 96002419), (303, 66536330), (505, 39921798), (606, 33268165), (707, 28515570), (1010, 19960899), (1414, 14257785), (1515, 13307266), (2121, 9505190), (3030, 6653633), (3535, 5703114), (4242, 4752595), (7070, 2851557), (10605, 1901038), (21210, 950519)]