156940888760

素因数分解:

$2^3\times 5^1\times {\mathrm{8707}}^1\times {\mathrm{450617}}^1$

素因数の和:459335

約数の個数: 32

約数和(自身を含む): 353158338960

約数和(自身を除く): 196217450200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8707, 17414, 34828, 43535, 69656, 87070, 174140, 348280, 450617, 901234, 1802468, 2253085, 3604936, 4506170, 9012340, 18024680, 3923522219, 7847044438, 15694088876, 19617611095, 31388177752, 39235222190, 78470444380, 156940888760]

約数ペア:

[(1, 156940888760), (2, 78470444380), (4, 39235222190), (5, 31388177752), (8, 19617611095), (10, 15694088876), (20, 7847044438), (40, 3923522219), (8707, 18024680), (17414, 9012340), (34828, 4506170), (43535, 3604936), (69656, 2253085), (87070, 1802468), (174140, 901234), (348280, 450617)]