18839685840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78498691}}^1$

素因数の和:78498707

約数の個数: 40

約数和(自身を含む): 58403026848

約数和(自身を除く): 39563341008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78498691, 156997382, 235496073, 313994764, 392493455, 470992146, 627989528, 784986910, 941984292, 1177480365, 1255979056, 1569973820, 1883968584, 2354960730, 3139947640, 3767937168, 4709921460, 6279895280, 9419842920, 18839685840]

約数ペア:

[(1, 18839685840), (2, 9419842920), (3, 6279895280), (4, 4709921460), (5, 3767937168), (6, 3139947640), (8, 2354960730), (10, 1883968584), (12, 1569973820), (15, 1255979056), (16, 1177480365), (20, 941984292), (24, 784986910), (30, 627989528), (40, 470992146), (48, 392493455), (60, 313994764), (80, 235496073), (120, 156997382), (240, 78498691)]