1661860420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{45233}}^1$

素因数の和:45420

約数の個数: 48

約数和(自身を含む): 3830053248

約数和(自身を除く): 2168192828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 9185, 18370, 36740, 45233, 90466, 180932, 226165, 452330, 497563, 904660, 995126, 1990252, 2487815, 4975630, 7553911, 9951260, 15107822, 30215644, 37769555, 75539110, 83093021, 151078220, 166186042, 332372084, 415465105, 830930210, 1661860420]

約数ペア:

[(1, 1661860420), (2, 830930210), (4, 415465105), (5, 332372084), (10, 166186042), (11, 151078220), (20, 83093021), (22, 75539110), (44, 37769555), (55, 30215644), (110, 15107822), (167, 9951260), (220, 7553911), (334, 4975630), (668, 2487815), (835, 1990252), (1670, 995126), (1837, 904660), (3340, 497563), (3674, 452330), (7348, 226165), (9185, 180932), (18370, 90466), (36740, 45233)]