19867140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36791}}^1$

素因数の和:36809

約数の個数: 48

約数和(自身を含む): 61810560

約数和(自身を除く): 41943420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36791, 73582, 110373, 147164, 183955, 220746, 331119, 367910, 441492, 551865, 662238, 735820, 993357, 1103730, 1324476, 1655595, 1986714, 2207460, 3311190, 3973428, 4966785, 6622380, 9933570, 19867140]

約数ペア:

[(1, 19867140), (2, 9933570), (3, 6622380), (4, 4966785), (5, 3973428), (6, 3311190), (9, 2207460), (10, 1986714), (12, 1655595), (15, 1324476), (18, 1103730), (20, 993357), (27, 735820), (30, 662238), (36, 551865), (45, 441492), (54, 367910), (60, 331119), (90, 220746), (108, 183955), (135, 147164), (180, 110373), (270, 73582), (540, 36791)]