18762780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1747}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 34096740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1747, 1790, 2148, 2685, 3494, 3580, 5241, 5370, 6988, 8735, 10482, 10740, 17470, 20964, 26205, 34940, 52410, 104820, 312713, 625426, 938139, 1250852, 1563565, 1876278, 3127130, 3752556, 4690695, 6254260, 9381390, 18762780]

約数ペア:

[(1, 18762780), (2, 9381390), (3, 6254260), (4, 4690695), (5, 3752556), (6, 3127130), (10, 1876278), (12, 1563565), (15, 1250852), (20, 938139), (30, 625426), (60, 312713), (179, 104820), (358, 52410), (537, 34940), (716, 26205), (895, 20964), (1074, 17470), (1747, 10740), (1790, 10482), (2148, 8735), (2685, 6988), (3494, 5370), (3580, 5241)]