20351030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{947}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 21694666

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 947, 1535, 1894, 2149, 3070, 4298, 4735, 6629, 9470, 10745, 13258, 21490, 33145, 66290, 290729, 581458, 1453645, 2035103, 2907290, 4070206, 10175515, 20351030]

約数ペア:

[(1, 20351030), (2, 10175515), (5, 4070206), (7, 2907290), (10, 2035103), (14, 1453645), (35, 581458), (70, 290729), (307, 66290), (614, 33145), (947, 21490), (1535, 13258), (1894, 10745), (2149, 9470), (3070, 6629), (4298, 4735)]