13182320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4019}}^1$

素因数の和:4073

約数の個数: 40

約数和(自身を含む): 31404240

約数和(自身を除く): 18221920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4019, 8038, 16076, 20095, 32152, 40190, 64304, 80380, 160760, 164779, 321520, 329558, 659116, 823895, 1318232, 1647790, 2636464, 3295580, 6591160, 13182320]

約数ペア:

[(1, 13182320), (2, 6591160), (4, 3295580), (5, 2636464), (8, 1647790), (10, 1318232), (16, 823895), (20, 659116), (40, 329558), (41, 321520), (80, 164779), (82, 160760), (164, 80380), (205, 64304), (328, 40190), (410, 32152), (656, 20095), (820, 16076), (1640, 8038), (3280, 4019)]