19563040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17467}}^1$

素因数の和:17489

約数の個数: 48

約数和(自身を含む): 52823232

約数和(自身を除く): 33260192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17467, 34934, 69868, 87335, 122269, 139736, 174670, 244538, 279472, 349340, 489076, 558944, 611345, 698680, 978152, 1222690, 1397360, 1956304, 2445380, 2794720, 3912608, 4890760, 9781520, 19563040]

約数ペア:

[(1, 19563040), (2, 9781520), (4, 4890760), (5, 3912608), (7, 2794720), (8, 2445380), (10, 1956304), (14, 1397360), (16, 1222690), (20, 978152), (28, 698680), (32, 611345), (35, 558944), (40, 489076), (56, 349340), (70, 279472), (80, 244538), (112, 174670), (140, 139736), (160, 122269), (224, 87335), (280, 69868), (560, 34934), (1120, 17467)]