20183550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{239}}^1\times {\mathrm{563}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 50353920

約数和(自身を除く): 30170370

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 239, 478, 563, 717, 1126, 1195, 1434, 1689, 2390, 2815, 3378, 3585, 5630, 5975, 7170, 8445, 11950, 14075, 16890, 17925, 28150, 35850, 42225, 84450, 134557, 269114, 403671, 672785, 807342, 1345570, 2018355, 3363925, 4036710, 6727850, 10091775, 20183550]

約数ペア:

[(1, 20183550), (2, 10091775), (3, 6727850), (5, 4036710), (6, 3363925), (10, 2018355), (15, 1345570), (25, 807342), (30, 672785), (50, 403671), (75, 269114), (150, 134557), (239, 84450), (478, 42225), (563, 35850), (717, 28150), (1126, 17925), (1195, 16890), (1434, 14075), (1689, 11950), (2390, 8445), (2815, 7170), (3378, 5975), (3585, 5630)]