1388983970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{32969}}^1$

素因数の和:33370

約数の個数: 32

約数和(自身を含む): 2734663680

約数和(自身を除く): 1345679710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 383, 766, 1915, 3830, 4213, 8426, 21065, 32969, 42130, 65938, 164845, 329690, 362659, 725318, 1813295, 3626590, 12627127, 25254254, 63135635, 126271270, 138898397, 277796794, 694491985, 1388983970]

約数ペア:

[(1, 1388983970), (2, 694491985), (5, 277796794), (10, 138898397), (11, 126271270), (22, 63135635), (55, 25254254), (110, 12627127), (383, 3626590), (766, 1813295), (1915, 725318), (3830, 362659), (4213, 329690), (8426, 164845), (21065, 65938), (32969, 42130)]