702940990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1\times {\mathrm{2081}}^1$

素因数の和:4092

約数の個数: 32

約数和(自身を含む): 1341041184

約数和(自身を除く): 638100194

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1987, 2081, 3974, 4162, 9935, 10405, 19870, 20810, 33779, 35377, 67558, 70754, 168895, 176885, 337790, 353770, 4134947, 8269894, 20674735, 41349470, 70294099, 140588198, 351470495, 702940990]

約数ペア:

[(1, 702940990), (2, 351470495), (5, 140588198), (10, 70294099), (17, 41349470), (34, 20674735), (85, 8269894), (170, 4134947), (1987, 353770), (2081, 337790), (3974, 176885), (4162, 168895), (9935, 70754), (10405, 67558), (19870, 35377), (20810, 33779)]