9973980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{55411}}^1$

素因数の和:55426

約数の個数: 36

約数和(自身を含む): 30254952

約数和(自身を除く): 20280972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 55411, 110822, 166233, 221644, 277055, 332466, 498699, 554110, 664932, 831165, 997398, 1108220, 1662330, 1994796, 2493495, 3324660, 4986990, 9973980]

約数ペア:

[(1, 9973980), (2, 4986990), (3, 3324660), (4, 2493495), (5, 1994796), (6, 1662330), (9, 1108220), (10, 997398), (12, 831165), (15, 664932), (18, 554110), (20, 498699), (30, 332466), (36, 277055), (45, 221644), (60, 166233), (90, 110822), (180, 55411)]