12517760

素因数分解:

$2^7\times 5^1\times {\mathrm{19559}}^1$

素因数の和:19578

約数の個数: 32

約数和(自身を含む): 29926800

約数和(自身を除く): 17409040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 19559, 39118, 78236, 97795, 156472, 195590, 312944, 391180, 625888, 782360, 1251776, 1564720, 2503552, 3129440, 6258880, 12517760]

約数ペア:

[(1, 12517760), (2, 6258880), (4, 3129440), (5, 2503552), (8, 1564720), (10, 1251776), (16, 782360), (20, 625888), (32, 391180), (40, 312944), (64, 195590), (80, 156472), (128, 97795), (160, 78236), (320, 39118), (640, 19559)]