12728450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:947

約数の個数: 48

約数和(自身を含む): 27748224

約数和(自身を除く): 15019774

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 175, 205, 287, 350, 410, 574, 887, 1025, 1435, 1774, 2050, 2870, 4435, 6209, 7175, 8870, 12418, 14350, 22175, 31045, 36367, 44350, 62090, 72734, 155225, 181835, 254569, 310450, 363670, 509138, 909175, 1272845, 1818350, 2545690, 6364225, 12728450]

約数ペア:

[(1, 12728450), (2, 6364225), (5, 2545690), (7, 1818350), (10, 1272845), (14, 909175), (25, 509138), (35, 363670), (41, 310450), (50, 254569), (70, 181835), (82, 155225), (175, 72734), (205, 62090), (287, 44350), (350, 36367), (410, 31045), (574, 22175), (887, 14350), (1025, 12418), (1435, 8870), (1774, 7175), (2050, 6209), (2870, 4435)]