71420260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{75979}}^1$

素因数の和:76035

約数の個数: 24

約数和(自身を含む): 153175680

約数和(自身を除く): 81755420

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 75979, 151958, 303916, 379895, 759790, 1519580, 3571013, 7142026, 14284052, 17855065, 35710130, 71420260]

約数ペア:

[(1, 71420260), (2, 35710130), (4, 17855065), (5, 14284052), (10, 7142026), (20, 3571013), (47, 1519580), (94, 759790), (188, 379895), (235, 303916), (470, 151958), (940, 75979)]