40640426

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{7873}}^1$

素因数の和:7993

約数の個数: 16

約数和(自身を含む): 63779400

約数和(自身を除く): 23138974

約数列:

[1, 2, 29, 58, 89, 178, 2581, 5162, 7873, 15746, 228317, 456634, 700697, 1401394, 20320213, 40640426]

約数ペア:

[(1, 40640426), (2, 20320213), (29, 1401394), (58, 700697), (89, 456634), (178, 228317), (2581, 15746), (5162, 7873)]