172970140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1235501}}^1$

素因数の和:1235517

約数の個数: 24

約数和(自身を含む): 415128672

約数和(自身を除く): 242158532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1235501, 2471002, 4942004, 6177505, 8648507, 12355010, 17297014, 24710020, 34594028, 43242535, 86485070, 172970140]

約数ペア:

[(1, 172970140), (2, 86485070), (4, 43242535), (5, 34594028), (7, 24710020), (10, 17297014), (14, 12355010), (20, 8648507), (28, 6177505), (35, 4942004), (70, 2471002), (140, 1235501)]