80026420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67819}}^1$

素因数の和:67887

約数の個数: 24

約数和(自身を含む): 170906400

約数和(自身を除く): 90879980

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 67819, 135638, 271276, 339095, 678190, 1356380, 4001321, 8002642, 16005284, 20006605, 40013210, 80026420]

約数ペア:

[(1, 80026420), (2, 40013210), (4, 20006605), (5, 16005284), (10, 8002642), (20, 4001321), (59, 1356380), (118, 678190), (236, 339095), (295, 271276), (590, 135638), (1180, 67819)]