155353820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{456923}}^1$

素因数の和:456949

約数の個数: 24

約数和(自身を含む): 345434544

約数和(自身を除く): 190080724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 456923, 913846, 1827692, 2284615, 4569230, 7767691, 9138460, 15535382, 31070764, 38838455, 77676910, 155353820]

約数ペア:

[(1, 155353820), (2, 77676910), (4, 38838455), (5, 31070764), (10, 15535382), (17, 9138460), (20, 7767691), (34, 4569230), (68, 2284615), (85, 1827692), (170, 913846), (340, 456923)]