42137380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1949}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 52211420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 1949, 2162, 3898, 4324, 5405, 7796, 9745, 10810, 19490, 21620, 38980, 44827, 89654, 91603, 179308, 183206, 224135, 366412, 448270, 458015, 896540, 916030, 1832060, 2106869, 4213738, 8427476, 10534345, 21068690, 42137380]

約数ペア:

[(1, 42137380), (2, 21068690), (4, 10534345), (5, 8427476), (10, 4213738), (20, 2106869), (23, 1832060), (46, 916030), (47, 896540), (92, 458015), (94, 448270), (115, 366412), (188, 224135), (230, 183206), (235, 179308), (460, 91603), (470, 89654), (940, 44827), (1081, 38980), (1949, 21620), (2162, 19490), (3898, 10810), (4324, 9745), (5405, 7796)]