18085920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:978

約数の個数: 96

約数和(自身を含む): 58423680

約数和(自身を除く): 40337760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 205, 240, 246, 328, 410, 480, 492, 615, 656, 820, 919, 984, 1230, 1312, 1640, 1838, 1968, 2460, 2757, 3280, 3676, 3936, 4595, 4920, 5514, 6560, 7352, 9190, 9840, 11028, 13785, 14704, 18380, 19680, 22056, 27570, 29408, 36760, 37679, 44112, 55140, 73520, 75358, 88224, 110280, 113037, 147040, 150716, 188395, 220560, 226074, 301432, 376790, 441120, 452148, 565185, 602864, 753580, 904296, 1130370, 1205728, 1507160, 1808592, 2260740, 3014320, 3617184, 4521480, 6028640, 9042960, 18085920]

約数ペア:

[(1, 18085920), (2, 9042960), (3, 6028640), (4, 4521480), (5, 3617184), (6, 3014320), (8, 2260740), (10, 1808592), (12, 1507160), (15, 1205728), (16, 1130370), (20, 904296), (24, 753580), (30, 602864), (32, 565185), (40, 452148), (41, 441120), (48, 376790), (60, 301432), (80, 226074), (82, 220560), (96, 188395), (120, 150716), (123, 147040), (160, 113037), (164, 110280), (205, 88224), (240, 75358), (246, 73520), (328, 55140), (410, 44112), (480, 37679), (492, 36760), (615, 29408), (656, 27570), (820, 22056), (919, 19680), (984, 18380), (1230, 14704), (1312, 13785), (1640, 11028), (1838, 9840), (1968, 9190), (2460, 7352), (2757, 6560), (3280, 5514), (3676, 4920), (3936, 4595)]