2803980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 8316000

約数和(自身を除く): 5512020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 2749, 5498, 8247, 10996, 13745, 16494, 27490, 32988, 41235, 46733, 54980, 82470, 93466, 140199, 164940, 186932, 233665, 280398, 467330, 560796, 700995, 934660, 1401990, 2803980]

約数ペア:

[(1, 2803980), (2, 1401990), (3, 934660), (4, 700995), (5, 560796), (6, 467330), (10, 280398), (12, 233665), (15, 186932), (17, 164940), (20, 140199), (30, 93466), (34, 82470), (51, 54980), (60, 46733), (68, 41235), (85, 32988), (102, 27490), (170, 16494), (204, 13745), (255, 10996), (340, 8247), (510, 5498), (1020, 2749)]