61903480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{307}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 141732360

約数和(自身を除く): 79828880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 307, 355, 568, 614, 710, 1228, 1420, 1535, 2456, 2840, 3070, 5041, 6140, 10082, 12280, 20164, 21797, 25205, 40328, 43594, 50410, 87188, 100820, 108985, 174376, 201640, 217970, 435940, 871880, 1547587, 3095174, 6190348, 7737935, 12380696, 15475870, 30951740, 61903480]

約数ペア:

[(1, 61903480), (2, 30951740), (4, 15475870), (5, 12380696), (8, 7737935), (10, 6190348), (20, 3095174), (40, 1547587), (71, 871880), (142, 435940), (284, 217970), (307, 201640), (355, 174376), (568, 108985), (614, 100820), (710, 87188), (1228, 50410), (1420, 43594), (1535, 40328), (2456, 25205), (2840, 21797), (3070, 20164), (5041, 12280), (6140, 10082)]