201843920

素因数分解:

$2^4\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2063}}^1$

素因数の和:3299

約数の個数: 40

約数和(自身を含む): 469898496

約数和(自身を除く): 268054576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1223, 2063, 2446, 4126, 4892, 6115, 8252, 9784, 10315, 12230, 16504, 19568, 20630, 24460, 33008, 41260, 48920, 82520, 97840, 165040, 2523049, 5046098, 10092196, 12615245, 20184392, 25230490, 40368784, 50460980, 100921960, 201843920]

約数ペア:

[(1, 201843920), (2, 100921960), (4, 50460980), (5, 40368784), (8, 25230490), (10, 20184392), (16, 12615245), (20, 10092196), (40, 5046098), (80, 2523049), (1223, 165040), (2063, 97840), (2446, 82520), (4126, 48920), (4892, 41260), (6115, 33008), (8252, 24460), (9784, 20630), (10315, 19568), (12230, 16504)]