1280432

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1100

約数の個数: 20

約数和(自身を含む): 2514720

約数和(自身を除く): 1234288

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1013, 1264, 2026, 4052, 8104, 16208, 80027, 160054, 320108, 640216, 1280432]

約数ペア:

[(1, 1280432), (2, 640216), (4, 320108), (8, 160054), (16, 80027), (79, 16208), (158, 8104), (316, 4052), (632, 2026), (1013, 1264)]