40424360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^2$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 93770460

約数和(自身を除く): 53346100

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 157, 164, 205, 314, 328, 410, 628, 785, 820, 1256, 1570, 1640, 3140, 6280, 6437, 12874, 24649, 25748, 32185, 49298, 51496, 64370, 98596, 123245, 128740, 197192, 246490, 257480, 492980, 985960, 1010609, 2021218, 4042436, 5053045, 8084872, 10106090, 20212180, 40424360]

約数ペア:

[(1, 40424360), (2, 20212180), (4, 10106090), (5, 8084872), (8, 5053045), (10, 4042436), (20, 2021218), (40, 1010609), (41, 985960), (82, 492980), (157, 257480), (164, 246490), (205, 197192), (314, 128740), (328, 123245), (410, 98596), (628, 64370), (785, 51496), (820, 49298), (1256, 32185), (1570, 25748), (1640, 24649), (3140, 12874), (6280, 6437)]