2555140144

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{258827}}^1$

素因数の和:259452

約数の個数: 20

約数和(自身を含む): 4958626824

約数和(自身を除く): 2403486680

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 258827, 517654, 1035308, 2070616, 4141232, 159696259, 319392518, 638785036, 1277570072, 2555140144]

約数ペア:

[(1, 2555140144), (2, 1277570072), (4, 638785036), (8, 319392518), (16, 159696259), (617, 4141232), (1234, 2070616), (2468, 1035308), (4936, 517654), (9872, 258827)]