12402660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{491}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 34880832

約数和(自身を除く): 22478172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 491, 842, 982, 1263, 1473, 1684, 1964, 2105, 2455, 2526, 2946, 4210, 4910, 5052, 5892, 6315, 7365, 8420, 9820, 12630, 14730, 25260, 29460, 206711, 413422, 620133, 826844, 1033555, 1240266, 2067110, 2480532, 3100665, 4134220, 6201330, 12402660]

約数ペア:

[(1, 12402660), (2, 6201330), (3, 4134220), (4, 3100665), (5, 2480532), (6, 2067110), (10, 1240266), (12, 1033555), (15, 826844), (20, 620133), (30, 413422), (60, 206711), (421, 29460), (491, 25260), (842, 14730), (982, 12630), (1263, 9820), (1473, 8420), (1684, 7365), (1964, 6315), (2105, 5892), (2455, 5052), (2526, 4910), (2946, 4210)]