20132745080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71902661}}^1$

素因数の和:71902679

約数の個数: 32

約数和(自身を含む): 51769916640

約数和(自身を除く): 31637171560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 71902661, 143805322, 287610644, 359513305, 503318627, 575221288, 719026610, 1006637254, 1438053220, 2013274508, 2516593135, 2876106440, 4026549016, 5033186270, 10066372540, 20132745080]

約数ペア:

[(1, 20132745080), (2, 10066372540), (4, 5033186270), (5, 4026549016), (7, 2876106440), (8, 2516593135), (10, 2013274508), (14, 1438053220), (20, 1006637254), (28, 719026610), (35, 575221288), (40, 503318627), (56, 359513305), (70, 287610644), (140, 143805322), (280, 71902661)]