13011443240

素因数分解:

$2^3\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{155863}}^1$

素因数の和:157961

約数の個数: 32

約数和(自身を含む): 29289962880

約数和(自身を除く): 16278519640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2087, 4174, 8348, 10435, 16696, 20870, 41740, 83480, 155863, 311726, 623452, 779315, 1246904, 1558630, 3117260, 6234520, 325286081, 650572162, 1301144324, 1626430405, 2602288648, 3252860810, 6505721620, 13011443240]

約数ペア:

[(1, 13011443240), (2, 6505721620), (4, 3252860810), (5, 2602288648), (8, 1626430405), (10, 1301144324), (20, 650572162), (40, 325286081), (2087, 6234520), (4174, 3117260), (8348, 1558630), (10435, 1246904), (16696, 779315), (20870, 623452), (41740, 311726), (83480, 155863)]