12853980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71411}}^1$

素因数の和:71426

約数の個数: 36

約数和(自身を含む): 38990952

約数和(自身を除く): 26136972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 71411, 142822, 214233, 285644, 357055, 428466, 642699, 714110, 856932, 1071165, 1285398, 1428220, 2142330, 2570796, 3213495, 4284660, 6426990, 12853980]

約数ペア:

[(1, 12853980), (2, 6426990), (3, 4284660), (4, 3213495), (5, 2570796), (6, 2142330), (9, 1428220), (10, 1285398), (12, 1071165), (15, 856932), (18, 714110), (20, 642699), (30, 428466), (36, 357055), (45, 285644), (60, 214233), (90, 142822), (180, 71411)]