20933520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{87223}}^1$

素因数の和:87239

約数の個数: 40

約数和(自身を含む): 64894656

約数和(自身を除く): 43961136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 87223, 174446, 261669, 348892, 436115, 523338, 697784, 872230, 1046676, 1308345, 1395568, 1744460, 2093352, 2616690, 3488920, 4186704, 5233380, 6977840, 10466760, 20933520]

約数ペア:

[(1, 20933520), (2, 10466760), (3, 6977840), (4, 5233380), (5, 4186704), (6, 3488920), (8, 2616690), (10, 2093352), (12, 1744460), (15, 1395568), (16, 1308345), (20, 1046676), (24, 872230), (30, 697784), (40, 523338), (48, 436115), (60, 348892), (80, 261669), (120, 174446), (240, 87223)]