151982020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{161683}}^1$

素因数の和:161739

約数の個数: 24

約数和(自身を含む): 325954944

約数和(自身を除く): 173972924

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 161683, 323366, 646732, 808415, 1616830, 3233660, 7599101, 15198202, 30396404, 37995505, 75991010, 151982020]

約数ペア:

[(1, 151982020), (2, 75991010), (4, 37995505), (5, 30396404), (10, 15198202), (20, 7599101), (47, 3233660), (94, 1616830), (188, 808415), (235, 646732), (470, 323366), (940, 161683)]