20683920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86183}}^1$

素因数の和:86199

約数の個数: 40

約数和(自身を含む): 64120896

約数和(自身を除く): 43436976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86183, 172366, 258549, 344732, 430915, 517098, 689464, 861830, 1034196, 1292745, 1378928, 1723660, 2068392, 2585490, 3447320, 4136784, 5170980, 6894640, 10341960, 20683920]

約数ペア:

[(1, 20683920), (2, 10341960), (3, 6894640), (4, 5170980), (5, 4136784), (6, 3447320), (8, 2585490), (10, 2068392), (12, 1723660), (15, 1378928), (16, 1292745), (20, 1034196), (24, 861830), (30, 689464), (40, 517098), (48, 430915), (60, 344732), (80, 258549), (120, 172366), (240, 86183)]