19092120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 57564000

約数和(自身を除く): 38471880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 409, 778, 818, 1167, 1227, 1556, 1636, 1945, 2045, 2334, 2454, 3112, 3272, 3890, 4090, 4668, 4908, 5835, 6135, 7780, 8180, 9336, 9816, 11670, 12270, 15560, 16360, 23340, 24540, 46680, 49080, 159101, 318202, 477303, 636404, 795505, 954606, 1272808, 1591010, 1909212, 2386515, 3182020, 3818424, 4773030, 6364040, 9546060, 19092120]

約数ペア:

[(1, 19092120), (2, 9546060), (3, 6364040), (4, 4773030), (5, 3818424), (6, 3182020), (8, 2386515), (10, 1909212), (12, 1591010), (15, 1272808), (20, 954606), (24, 795505), (30, 636404), (40, 477303), (60, 318202), (120, 159101), (389, 49080), (409, 46680), (778, 24540), (818, 23340), (1167, 16360), (1227, 15560), (1556, 12270), (1636, 11670), (1945, 9816), (2045, 9336), (2334, 8180), (2454, 7780), (3112, 6135), (3272, 5835), (3890, 4908), (4090, 4668)]