20008175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2347}}^1$

素因数の和:2399

約数の個数: 24

約数和(自身を含む): 27950592

約数和(自身を除く): 7942417

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 2347, 8525, 11735, 25817, 58675, 72757, 129085, 363785, 645425, 800327, 1818925, 4001635, 20008175]

約数ペア:

[(1, 20008175), (5, 4001635), (11, 1818925), (25, 800327), (31, 645425), (55, 363785), (155, 129085), (275, 72757), (341, 58675), (775, 25817), (1705, 11735), (2347, 8525)]