20138087830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{505601}}^1$

素因数の和:506184

約数の個数: 32

約数和(自身を含む): 41499812160

約数和(自身を除く): 21361724330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 569, 1138, 2845, 3983, 5690, 7966, 19915, 39830, 505601, 1011202, 2528005, 3539207, 5056010, 7078414, 17696035, 35392070, 287686969, 575373938, 1438434845, 2013808783, 2876869690, 4027617566, 10069043915, 20138087830]

約数ペア:

[(1, 20138087830), (2, 10069043915), (5, 4027617566), (7, 2876869690), (10, 2013808783), (14, 1438434845), (35, 575373938), (70, 287686969), (569, 35392070), (1138, 17696035), (2845, 7078414), (3983, 5056010), (5690, 3539207), (7966, 2528005), (19915, 1011202), (39830, 505601)]