42191120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5437}}^1$

素因数の和:5547

約数の個数: 40

約数和(自身を含む): 99123864

約数和(自身を除く): 56932744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 5437, 7760, 10874, 21748, 27185, 43496, 54370, 86992, 108740, 217480, 434960, 527389, 1054778, 2109556, 2636945, 4219112, 5273890, 8438224, 10547780, 21095560, 42191120]

約数ペア:

[(1, 42191120), (2, 21095560), (4, 10547780), (5, 8438224), (8, 5273890), (10, 4219112), (16, 2636945), (20, 2109556), (40, 1054778), (80, 527389), (97, 434960), (194, 217480), (388, 108740), (485, 86992), (776, 54370), (970, 43496), (1552, 27185), (1940, 21748), (3880, 10874), (5437, 7760)]