15652420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4861}}^1$

素因数の和:4900

約数の個数: 48

約数和(自身を含む): 39207168

約数和(自身を除く): 23554748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4861, 9722, 19444, 24305, 34027, 48610, 68054, 97220, 111803, 136108, 170135, 223606, 340270, 447212, 559015, 680540, 782621, 1118030, 1565242, 2236060, 3130484, 3913105, 7826210, 15652420]

約数ペア:

[(1, 15652420), (2, 7826210), (4, 3913105), (5, 3130484), (7, 2236060), (10, 1565242), (14, 1118030), (20, 782621), (23, 680540), (28, 559015), (35, 447212), (46, 340270), (70, 223606), (92, 170135), (115, 136108), (140, 111803), (161, 97220), (230, 68054), (322, 48610), (460, 34027), (644, 24305), (805, 19444), (1610, 9722), (3220, 4861)]