20777520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{86573}}^1$

素因数の和:86589

約数の個数: 40

約数和(自身を含む): 64411056

約数和(自身を除く): 43633536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 86573, 173146, 259719, 346292, 432865, 519438, 692584, 865730, 1038876, 1298595, 1385168, 1731460, 2077752, 2597190, 3462920, 4155504, 5194380, 6925840, 10388760, 20777520]

約数ペア:

[(1, 20777520), (2, 10388760), (3, 6925840), (4, 5194380), (5, 4155504), (6, 3462920), (8, 2597190), (10, 2077752), (12, 1731460), (15, 1385168), (16, 1298595), (20, 1038876), (24, 865730), (30, 692584), (40, 519438), (48, 432865), (60, 346292), (80, 259719), (120, 173146), (240, 86573)]