40978728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{81307}}^1$

素因数の和:81326

約数の個数: 48

約数和(自身を含む): 126840480

約数和(自身を除く): 85861752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 81307, 162614, 243921, 325228, 487842, 569149, 650456, 731763, 975684, 1138298, 1463526, 1707447, 1951368, 2276596, 2927052, 3414894, 4553192, 5122341, 5854104, 6829788, 10244682, 13659576, 20489364, 40978728]

約数ペア:

[(1, 40978728), (2, 20489364), (3, 13659576), (4, 10244682), (6, 6829788), (7, 5854104), (8, 5122341), (9, 4553192), (12, 3414894), (14, 2927052), (18, 2276596), (21, 1951368), (24, 1707447), (28, 1463526), (36, 1138298), (42, 975684), (56, 731763), (63, 650456), (72, 569149), (84, 487842), (126, 325228), (168, 243921), (252, 162614), (504, 81307)]