40690638

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 90389520

約数和(自身を除く): 49698882

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 173, 179, 219, 346, 358, 438, 519, 537, 657, 1038, 1074, 1314, 1557, 1611, 3114, 3222, 12629, 13067, 25258, 26134, 30967, 37887, 39201, 61934, 75774, 78402, 92901, 113661, 117603, 185802, 227322, 235206, 278703, 557406, 2260591, 4521182, 6781773, 13563546, 20345319, 40690638]

約数ペア:

[(1, 40690638), (2, 20345319), (3, 13563546), (6, 6781773), (9, 4521182), (18, 2260591), (73, 557406), (146, 278703), (173, 235206), (179, 227322), (219, 185802), (346, 117603), (358, 113661), (438, 92901), (519, 78402), (537, 75774), (657, 61934), (1038, 39201), (1074, 37887), (1314, 30967), (1557, 26134), (1611, 25258), (3114, 13067), (3222, 12629)]