19868760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18397}}^1$

素因数の和:18417

約数の個数: 64

約数和(自身を含む): 66232800

約数和(自身を除く): 46364040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18397, 36794, 55191, 73588, 91985, 110382, 147176, 165573, 183970, 220764, 275955, 331146, 367940, 441528, 496719, 551910, 662292, 735880, 827865, 993438, 1103820, 1324584, 1655730, 1986876, 2207640, 2483595, 3311460, 3973752, 4967190, 6622920, 9934380, 19868760]

約数ペア:

[(1, 19868760), (2, 9934380), (3, 6622920), (4, 4967190), (5, 3973752), (6, 3311460), (8, 2483595), (9, 2207640), (10, 1986876), (12, 1655730), (15, 1324584), (18, 1103820), (20, 993438), (24, 827865), (27, 735880), (30, 662292), (36, 551910), (40, 496719), (45, 441528), (54, 367940), (60, 331146), (72, 275955), (90, 220764), (108, 183970), (120, 165573), (135, 147176), (180, 110382), (216, 91985), (270, 73588), (360, 55191), (540, 36794), (1080, 18397)]