40840578

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^2\times {\mathrm{787}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 93898080

約数和(自身を除く): 53057502

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 787, 837, 961, 1574, 1674, 1922, 2361, 2883, 4722, 5766, 7083, 8649, 14166, 17298, 21249, 24397, 25947, 42498, 48794, 51894, 73191, 146382, 219573, 439146, 658719, 756307, 1317438, 1512614, 2268921, 4537842, 6806763, 13613526, 20420289, 40840578]

約数ペア:

[(1, 40840578), (2, 20420289), (3, 13613526), (6, 6806763), (9, 4537842), (18, 2268921), (27, 1512614), (31, 1317438), (54, 756307), (62, 658719), (93, 439146), (186, 219573), (279, 146382), (558, 73191), (787, 51894), (837, 48794), (961, 42498), (1574, 25947), (1674, 24397), (1922, 21249), (2361, 17298), (2883, 14166), (4722, 8649), (5766, 7083)]