140399504

素因数分解:

$2^4\times 7^3\times {\mathrm{25583}}^1$

素因数の和:25612

約数の個数: 40

約数和(自身を含む): 317241600

約数和(自身を除く): 176842096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 25583, 51166, 102332, 179081, 204664, 358162, 409328, 716324, 1253567, 1432648, 2507134, 2865296, 5014268, 8774969, 10028536, 17549938, 20057072, 35099876, 70199752, 140399504]

約数ペア:

[(1, 140399504), (2, 70199752), (4, 35099876), (7, 20057072), (8, 17549938), (14, 10028536), (16, 8774969), (28, 5014268), (49, 2865296), (56, 2507134), (98, 1432648), (112, 1253567), (196, 716324), (343, 409328), (392, 358162), (686, 204664), (784, 179081), (1372, 102332), (2744, 51166), (5488, 25583)]