201880690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25849}}^1$

素因数の和:25938

約数の個数: 32

約数和(自身を含む): 402019200

約数和(自身を除く): 200138510

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 25849, 51698, 129245, 258490, 284339, 568678, 1421695, 1835279, 2843390, 3670558, 9176395, 18352790, 20188069, 40376138, 100940345, 201880690]

約数ペア:

[(1, 201880690), (2, 100940345), (5, 40376138), (10, 20188069), (11, 18352790), (22, 9176395), (55, 3670558), (71, 2843390), (110, 1835279), (142, 1421695), (355, 568678), (710, 284339), (781, 258490), (1562, 129245), (3905, 51698), (7810, 25849)]