18835620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13649}}^1$

素因数の和:13684

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 36201180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13649, 27298, 40947, 54596, 68245, 81894, 136490, 163788, 204735, 272980, 313927, 409470, 627854, 818940, 941781, 1255708, 1569635, 1883562, 3139270, 3767124, 4708905, 6278540, 9417810, 18835620]

約数ペア:

[(1, 18835620), (2, 9417810), (3, 6278540), (4, 4708905), (5, 3767124), (6, 3139270), (10, 1883562), (12, 1569635), (15, 1255708), (20, 941781), (23, 818940), (30, 627854), (46, 409470), (60, 313927), (69, 272980), (92, 204735), (115, 163788), (138, 136490), (230, 81894), (276, 68245), (345, 54596), (460, 40947), (690, 27298), (1380, 13649)]