28232840

素因数分解:

$2^3\times 5^1\times {\mathrm{705821}}^1$

素因数の和:705832

約数の個数: 16

約数和(自身を含む): 63523980

約数和(自身を除く): 35291140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 705821, 1411642, 2823284, 3529105, 5646568, 7058210, 14116420, 28232840]

約数ペア:

[(1, 28232840), (2, 14116420), (4, 7058210), (5, 5646568), (8, 3529105), (10, 2823284), (20, 1411642), (40, 705821)]