40980065

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14821}}^1$

素因数の和:14912

約数の個数: 16

約数和(自身を含む): 56916480

約数和(自身を除く): 15936415

約数列:

[1, 5, 7, 35, 79, 395, 553, 2765, 14821, 74105, 103747, 518735, 1170859, 5854295, 8196013, 40980065]

約数ペア:

[(1, 40980065), (5, 8196013), (7, 5854295), (35, 1170859), (79, 518735), (395, 103747), (553, 74105), (2765, 14821)]