20195066050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{247337}}^1$

素因数の和:247443

約数の個数: 48

約数和(自身を含む): 39748205952

約数和(自身を除く): 19553139902

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 230, 355, 575, 710, 1150, 1633, 1775, 3266, 3550, 8165, 16330, 40825, 81650, 247337, 494674, 1236685, 2473370, 5688751, 6183425, 11377502, 12366850, 17560927, 28443755, 35121854, 56887510, 87804635, 142218775, 175609270, 284437550, 403901321, 439023175, 807802642, 878046350, 2019506605, 4039013210, 10097533025, 20195066050]

約数ペア:

[(1, 20195066050), (2, 10097533025), (5, 4039013210), (10, 2019506605), (23, 878046350), (25, 807802642), (46, 439023175), (50, 403901321), (71, 284437550), (115, 175609270), (142, 142218775), (230, 87804635), (355, 56887510), (575, 35121854), (710, 28443755), (1150, 17560927), (1633, 12366850), (1775, 11377502), (3266, 6183425), (3550, 5688751), (8165, 2473370), (16330, 1236685), (40825, 494674), (81650, 247337)]