39647630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{15671}}^1$

素因数の和:15712

約数の個数: 32

約数和(自身を含む): 81243648

約数和(自身を除く): 41596018

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 15671, 31342, 78355, 156710, 172381, 344762, 360433, 720866, 861905, 1723810, 1802165, 3604330, 3964763, 7929526, 19823815, 39647630]

約数ペア:

[(1, 39647630), (2, 19823815), (5, 7929526), (10, 3964763), (11, 3604330), (22, 1802165), (23, 1723810), (46, 861905), (55, 720866), (110, 360433), (115, 344762), (230, 172381), (253, 156710), (506, 78355), (1265, 31342), (2530, 15671)]