26670320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7753}}^1$

素因数の和:7809

約数の個数: 40

約数和(自身を含む): 63458736

約数和(自身を除く): 36788416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7753, 15506, 31012, 38765, 62024, 77530, 124048, 155060, 310120, 333379, 620240, 666758, 1333516, 1666895, 2667032, 3333790, 5334064, 6667580, 13335160, 26670320]

約数ペア:

[(1, 26670320), (2, 13335160), (4, 6667580), (5, 5334064), (8, 3333790), (10, 2667032), (16, 1666895), (20, 1333516), (40, 666758), (43, 620240), (80, 333379), (86, 310120), (172, 155060), (215, 124048), (344, 77530), (430, 62024), (688, 38765), (860, 31012), (1720, 15506), (3440, 7753)]