1215340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8681}}^1$

素因数の和:8697

約数の個数: 24

約数和(自身を含む): 2917152

約数和(自身を除く): 1701812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8681, 17362, 34724, 43405, 60767, 86810, 121534, 173620, 243068, 303835, 607670, 1215340]

約数ペア:

[(1, 1215340), (2, 607670), (4, 303835), (5, 243068), (7, 173620), (10, 121534), (14, 86810), (20, 60767), (28, 43405), (35, 34724), (70, 17362), (140, 8681)]