40493684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1801}}^1$

素因数の和:1896

約数の個数: 48

約数和(自身を含む): 89609856

約数和(自身を除く): 49116172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 1022, 1606, 1801, 2044, 3212, 3602, 5621, 7204, 11242, 12607, 19811, 22484, 25214, 39622, 50428, 79244, 131473, 138677, 262946, 277354, 525892, 554708, 920311, 1446203, 1840622, 2892406, 3681244, 5784812, 10123421, 20246842, 40493684]

約数ペア:

[(1, 40493684), (2, 20246842), (4, 10123421), (7, 5784812), (11, 3681244), (14, 2892406), (22, 1840622), (28, 1446203), (44, 920311), (73, 554708), (77, 525892), (146, 277354), (154, 262946), (292, 138677), (308, 131473), (511, 79244), (803, 50428), (1022, 39622), (1606, 25214), (1801, 22484), (2044, 19811), (3212, 12607), (3602, 11242), (5621, 7204)]