20307320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46153}}^1$

素因数の和:46175

約数の個数: 32

約数和(自身を含む): 49846320

約数和(自身を除く): 29539000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46153, 92306, 184612, 230765, 369224, 461530, 507683, 923060, 1015366, 1846120, 2030732, 2538415, 4061464, 5076830, 10153660, 20307320]

約数ペア:

[(1, 20307320), (2, 10153660), (4, 5076830), (5, 4061464), (8, 2538415), (10, 2030732), (11, 1846120), (20, 1015366), (22, 923060), (40, 507683), (44, 461530), (55, 369224), (88, 230765), (110, 184612), (220, 92306), (440, 46153)]