13148860

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^2$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 28262808

約数和(自身を除く): 15113948

約数列:

[1, 2, 4, 5, 10, 20, 83, 89, 166, 178, 332, 356, 415, 445, 830, 890, 1660, 1780, 7387, 7921, 14774, 15842, 29548, 31684, 36935, 39605, 73870, 79210, 147740, 158420, 657443, 1314886, 2629772, 3287215, 6574430, 13148860]

約数ペア:

[(1, 13148860), (2, 6574430), (4, 3287215), (5, 2629772), (10, 1314886), (20, 657443), (83, 158420), (89, 147740), (166, 79210), (178, 73870), (332, 39605), (356, 36935), (415, 31684), (445, 29548), (830, 15842), (890, 14774), (1660, 7921), (1780, 7387)]