397236460

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{102911}}^1$

素因数の和:103113

約数の個数: 24

約数和(自身を含む): 838526976

約数和(自身を除く): 441290516

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 102911, 205822, 411644, 514555, 1029110, 2058220, 19861823, 39723646, 79447292, 99309115, 198618230, 397236460]

約数ペア:

[(1, 397236460), (2, 198618230), (4, 99309115), (5, 79447292), (10, 39723646), (20, 19861823), (193, 2058220), (386, 1029110), (772, 514555), (965, 411644), (1930, 205822), (3860, 102911)]