20380493080

素因数分解:

$2^3\times 5^1\times {\mathrm{2377}}^1\times {\mathrm{214351}}^1$

素因数の和:216739

約数の個数: 32

約数和(自身を含む): 45875615040

約数和(自身を除く): 25495121960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2377, 4754, 9508, 11885, 19016, 23770, 47540, 95080, 214351, 428702, 857404, 1071755, 1714808, 2143510, 4287020, 8574040, 509512327, 1019024654, 2038049308, 2547561635, 4076098616, 5095123270, 10190246540, 20380493080]

約数ペア:

[(1, 20380493080), (2, 10190246540), (4, 5095123270), (5, 4076098616), (8, 2547561635), (10, 2038049308), (20, 1019024654), (40, 509512327), (2377, 8574040), (4754, 4287020), (9508, 2143510), (11885, 1714808), (19016, 1071755), (23770, 857404), (47540, 428702), (95080, 214351)]