20760420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1933}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 58484160

約数和(自身を除く): 37723740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1790, 1933, 2148, 2685, 3580, 3866, 5370, 5799, 7732, 9665, 10740, 11598, 19330, 23196, 28995, 38660, 57990, 115980, 346007, 692014, 1038021, 1384028, 1730035, 2076042, 3460070, 4152084, 5190105, 6920140, 10380210, 20760420]

約数ペア:

[(1, 20760420), (2, 10380210), (3, 6920140), (4, 5190105), (5, 4152084), (6, 3460070), (10, 2076042), (12, 1730035), (15, 1384028), (20, 1038021), (30, 692014), (60, 346007), (179, 115980), (358, 57990), (537, 38660), (716, 28995), (895, 23196), (1074, 19330), (1790, 11598), (1933, 10740), (2148, 9665), (2685, 7732), (3580, 5799), (3866, 5370)]