65920220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193883}}^1$

素因数の和:193909

約数の個数: 24

約数和(自身を含む): 146576304

約数和(自身を除く): 80656084

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 193883, 387766, 775532, 969415, 1938830, 3296011, 3877660, 6592022, 13184044, 16480055, 32960110, 65920220]

約数ペア:

[(1, 65920220), (2, 32960110), (4, 16480055), (5, 13184044), (10, 6592022), (17, 3877660), (20, 3296011), (34, 1938830), (68, 969415), (85, 775532), (170, 387766), (340, 193883)]