18280860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 57576960

約数和(自身を除く): 39296100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1019, 1196, 1380, 1495, 1794, 2038, 2990, 3057, 3588, 4076, 4485, 5095, 5980, 6114, 8970, 10190, 12228, 13247, 15285, 17940, 20380, 23437, 26494, 30570, 39741, 46874, 52988, 61140, 66235, 70311, 79482, 93748, 117185, 132470, 140622, 158964, 198705, 234370, 264940, 281244, 304681, 351555, 397410, 468740, 609362, 703110, 794820, 914043, 1218724, 1406220, 1523405, 1828086, 3046810, 3656172, 4570215, 6093620, 9140430, 18280860]

約数ペア:

[(1, 18280860), (2, 9140430), (3, 6093620), (4, 4570215), (5, 3656172), (6, 3046810), (10, 1828086), (12, 1523405), (13, 1406220), (15, 1218724), (20, 914043), (23, 794820), (26, 703110), (30, 609362), (39, 468740), (46, 397410), (52, 351555), (60, 304681), (65, 281244), (69, 264940), (78, 234370), (92, 198705), (115, 158964), (130, 140622), (138, 132470), (156, 117185), (195, 93748), (230, 79482), (260, 70311), (276, 66235), (299, 61140), (345, 52988), (390, 46874), (460, 39741), (598, 30570), (690, 26494), (780, 23437), (897, 20380), (1019, 17940), (1196, 15285), (1380, 13247), (1495, 12228), (1794, 10190), (2038, 8970), (2990, 6114), (3057, 5980), (3588, 5095), (4076, 4485)]