20405720170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{534601}}^1$

素因数の和:534966

約数の個数: 32

約数和(自身を含む): 40184963136

約数和(自身を除く): 19779242966

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 347, 694, 1735, 3470, 3817, 7634, 19085, 38170, 534601, 1069202, 2673005, 5346010, 5880611, 11761222, 29403055, 58806110, 185506547, 371013094, 927532735, 1855065470, 2040572017, 4081144034, 10202860085, 20405720170]

約数ペア:

[(1, 20405720170), (2, 10202860085), (5, 4081144034), (10, 2040572017), (11, 1855065470), (22, 927532735), (55, 371013094), (110, 185506547), (347, 58806110), (694, 29403055), (1735, 11761222), (3470, 5880611), (3817, 5346010), (7634, 2673005), (19085, 1069202), (38170, 534601)]