24786920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14411}}^1$

素因数の和:14465

約数の個数: 32

約数和(自身を含む): 57071520

約数和(自身を除く): 32284600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 14411, 28822, 57644, 72055, 115288, 144110, 288220, 576440, 619673, 1239346, 2478692, 3098365, 4957384, 6196730, 12393460, 24786920]

約数ペア:

[(1, 24786920), (2, 12393460), (4, 6196730), (5, 4957384), (8, 3098365), (10, 2478692), (20, 1239346), (40, 619673), (43, 576440), (86, 288220), (172, 144110), (215, 115288), (344, 72055), (430, 57644), (860, 28822), (1720, 14411)]