28013810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6883}}^1$

素因数の和:6938

約数の個数: 32

約数和(自身を含む): 56503872

約数和(自身を除く): 28490062

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 6883, 13766, 34415, 68830, 75713, 151426, 254671, 378565, 509342, 757130, 1273355, 2546710, 2801381, 5602762, 14006905, 28013810]

約数ペア:

[(1, 28013810), (2, 14006905), (5, 5602762), (10, 2801381), (11, 2546710), (22, 1273355), (37, 757130), (55, 509342), (74, 378565), (110, 254671), (185, 151426), (370, 75713), (407, 68830), (814, 34415), (2035, 13766), (4070, 6883)]