20676840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172307}}^1$

素因数の和:172321

約数の個数: 32

約数和(自身を含む): 62030880

約数和(自身を除く): 41354040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172307, 344614, 516921, 689228, 861535, 1033842, 1378456, 1723070, 2067684, 2584605, 3446140, 4135368, 5169210, 6892280, 10338420, 20676840]

約数ペア:

[(1, 20676840), (2, 10338420), (3, 6892280), (4, 5169210), (5, 4135368), (6, 3446140), (8, 2584605), (10, 2067684), (12, 1723070), (15, 1378456), (20, 1033842), (24, 861535), (30, 689228), (40, 516921), (60, 344614), (120, 172307)]