1567809980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{8089}}^1$

素因数の和:8990

約数の個数: 48

約数和(自身を含む): 3596231520

約数和(自身を除く): 2028421540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 881, 1762, 3524, 4405, 8089, 8810, 9691, 16178, 17620, 19382, 32356, 38764, 40445, 48455, 80890, 88979, 96910, 161780, 177958, 193820, 355916, 444895, 889790, 1779580, 7126409, 14252818, 28505636, 35632045, 71264090, 78390499, 142528180, 156780998, 313561996, 391952495, 783904990, 1567809980]

約数ペア:

[(1, 1567809980), (2, 783904990), (4, 391952495), (5, 313561996), (10, 156780998), (11, 142528180), (20, 78390499), (22, 71264090), (44, 35632045), (55, 28505636), (110, 14252818), (220, 7126409), (881, 1779580), (1762, 889790), (3524, 444895), (4405, 355916), (8089, 193820), (8810, 177958), (9691, 161780), (16178, 96910), (17620, 88979), (19382, 80890), (32356, 48455), (38764, 40445)]