13440560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{24001}}^1$

素因数の和:24021

約数の個数: 40

約数和(自身を含む): 35714976

約数和(自身を除く): 22274416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 24001, 48002, 96004, 120005, 168007, 192008, 240010, 336014, 384016, 480020, 672028, 840035, 960040, 1344056, 1680070, 1920080, 2688112, 3360140, 6720280, 13440560]

約数ペア:

[(1, 13440560), (2, 6720280), (4, 3360140), (5, 2688112), (7, 1920080), (8, 1680070), (10, 1344056), (14, 960040), (16, 840035), (20, 672028), (28, 480020), (35, 384016), (40, 336014), (56, 240010), (70, 192008), (80, 168007), (112, 120005), (140, 96004), (280, 48002), (560, 24001)]