7220140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7681}}^1$

素因数の和:7737

約数の個数: 24

約数和(自身を含む): 15486912

約数和(自身を除く): 8266772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 7681, 15362, 30724, 38405, 76810, 153620, 361007, 722014, 1444028, 1805035, 3610070, 7220140]

約数ペア:

[(1, 7220140), (2, 3610070), (4, 1805035), (5, 1444028), (10, 722014), (20, 361007), (47, 153620), (94, 76810), (188, 38405), (235, 30724), (470, 15362), (940, 7681)]