12513040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2287

約数の個数: 40

約数和(自身を含む): 29515968

約数和(自身を除く): 17002928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2203, 2840, 4406, 5680, 8812, 11015, 17624, 22030, 35248, 44060, 88120, 156413, 176240, 312826, 625652, 782065, 1251304, 1564130, 2502608, 3128260, 6256520, 12513040]

約数ペア:

[(1, 12513040), (2, 6256520), (4, 3128260), (5, 2502608), (8, 1564130), (10, 1251304), (16, 782065), (20, 625652), (40, 312826), (71, 176240), (80, 156413), (142, 88120), (284, 44060), (355, 35248), (568, 22030), (710, 17624), (1136, 11015), (1420, 8812), (2203, 5680), (2840, 4406)]