127904075180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1794893}}^1$

素因数の和:1795418

約数の個数: 48

約数和(自身を含む): 307573035840

約数和(自身を除く): 179668960660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509, 1018, 2036, 2545, 3563, 5090, 7126, 10180, 14252, 17815, 35630, 71260, 1794893, 3589786, 7179572, 8974465, 12564251, 17948930, 25128502, 35897860, 50257004, 62821255, 125642510, 251285020, 913600537, 1827201074, 3654402148, 4568002685, 6395203759, 9136005370, 12790407518, 18272010740, 25580815036, 31976018795, 63952037590, 127904075180]

約数ペア:

[(1, 127904075180), (2, 63952037590), (4, 31976018795), (5, 25580815036), (7, 18272010740), (10, 12790407518), (14, 9136005370), (20, 6395203759), (28, 4568002685), (35, 3654402148), (70, 1827201074), (140, 913600537), (509, 251285020), (1018, 125642510), (2036, 62821255), (2545, 50257004), (3563, 35897860), (5090, 25128502), (7126, 17948930), (10180, 12564251), (14252, 8974465), (17815, 7179572), (35630, 3589786), (71260, 1794893)]