20103180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19709}}^1$

素因数の和:19738

約数の個数: 48

約数和(自身を含む): 59603040

約数和(自身を除く): 39499860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19709, 39418, 59127, 78836, 98545, 118254, 197090, 236508, 295635, 335053, 394180, 591270, 670106, 1005159, 1182540, 1340212, 1675265, 2010318, 3350530, 4020636, 5025795, 6701060, 10051590, 20103180]

約数ペア:

[(1, 20103180), (2, 10051590), (3, 6701060), (4, 5025795), (5, 4020636), (6, 3350530), (10, 2010318), (12, 1675265), (15, 1340212), (17, 1182540), (20, 1005159), (30, 670106), (34, 591270), (51, 394180), (60, 335053), (68, 295635), (85, 236508), (102, 197090), (170, 118254), (204, 98545), (255, 78836), (340, 59127), (510, 39418), (1020, 19709)]