11459940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 32235840

約数和(自身を除く): 20775900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 491, 778, 982, 1167, 1473, 1556, 1945, 1964, 2334, 2455, 2946, 3890, 4668, 4910, 5835, 5892, 7365, 7780, 9820, 11670, 14730, 23340, 29460, 190999, 381998, 572997, 763996, 954995, 1145994, 1909990, 2291988, 2864985, 3819980, 5729970, 11459940]

約数ペア:

[(1, 11459940), (2, 5729970), (3, 3819980), (4, 2864985), (5, 2291988), (6, 1909990), (10, 1145994), (12, 954995), (15, 763996), (20, 572997), (30, 381998), (60, 190999), (389, 29460), (491, 23340), (778, 14730), (982, 11670), (1167, 9820), (1473, 7780), (1556, 7365), (1945, 5892), (1964, 5835), (2334, 4910), (2455, 4668), (2946, 3890)]