28557660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2659}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 80438400

約数和(自身を除く): 51880740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1790, 2148, 2659, 2685, 3580, 5318, 5370, 7977, 10636, 10740, 13295, 15954, 26590, 31908, 39885, 53180, 79770, 159540, 475961, 951922, 1427883, 1903844, 2379805, 2855766, 4759610, 5711532, 7139415, 9519220, 14278830, 28557660]

約数ペア:

[(1, 28557660), (2, 14278830), (3, 9519220), (4, 7139415), (5, 5711532), (6, 4759610), (10, 2855766), (12, 2379805), (15, 1903844), (20, 1427883), (30, 951922), (60, 475961), (179, 159540), (358, 79770), (537, 53180), (716, 39885), (895, 31908), (1074, 26590), (1790, 15954), (2148, 13295), (2659, 10740), (2685, 10636), (3580, 7977), (5318, 5370)]