200712220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 434903616

約数和(自身を除く): 234191396

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 151, 164, 205, 302, 410, 604, 755, 820, 1510, 1621, 3020, 3242, 6191, 6484, 8105, 12382, 16210, 24764, 30955, 32420, 61910, 66461, 123820, 132922, 244771, 265844, 332305, 489542, 664610, 979084, 1223855, 1329220, 2447710, 4895420, 10035611, 20071222, 40142444, 50178055, 100356110, 200712220]

約数ペア:

[(1, 200712220), (2, 100356110), (4, 50178055), (5, 40142444), (10, 20071222), (20, 10035611), (41, 4895420), (82, 2447710), (151, 1329220), (164, 1223855), (205, 979084), (302, 664610), (410, 489542), (604, 332305), (755, 265844), (820, 244771), (1510, 132922), (1621, 123820), (3020, 66461), (3242, 61910), (6191, 32420), (6484, 30955), (8105, 24764), (12382, 16210)]