20243557520

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{863633}}^1$

素因数の和:863939

約数の個数: 40

約数和(自身を含む): 47226961656

約数和(自身を除く): 26983404136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 2344, 2930, 4688, 5860, 11720, 23440, 863633, 1727266, 3454532, 4318165, 6909064, 8636330, 13818128, 17272660, 34545320, 69090640, 253044469, 506088938, 1012177876, 1265222345, 2024355752, 2530444690, 4048711504, 5060889380, 10121778760, 20243557520]

約数ペア:

[(1, 20243557520), (2, 10121778760), (4, 5060889380), (5, 4048711504), (8, 2530444690), (10, 2024355752), (16, 1265222345), (20, 1012177876), (40, 506088938), (80, 253044469), (293, 69090640), (586, 34545320), (1172, 17272660), (1465, 13818128), (2344, 8636330), (2930, 6909064), (4688, 4318165), (5860, 3454532), (11720, 1727266), (23440, 863633)]