12894080

素因数分解:

$2^7\times 5^1\times {\mathrm{20147}}^1$

素因数の和:20166

約数の個数: 32

約数和(自身を含む): 30826440

約数和(自身を除く): 17932360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20147, 40294, 80588, 100735, 161176, 201470, 322352, 402940, 644704, 805880, 1289408, 1611760, 2578816, 3223520, 6447040, 12894080]

約数ペア:

[(1, 12894080), (2, 6447040), (4, 3223520), (5, 2578816), (8, 1611760), (10, 1289408), (16, 805880), (20, 644704), (32, 402940), (40, 322352), (64, 201470), (80, 161176), (128, 100735), (160, 80588), (320, 40294), (640, 20147)]