42659440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12401}}^1$

素因数の和:12457

約数の個数: 40

約数和(自身を含む): 101497968

約数和(自身を除く): 58838528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 12401, 24802, 49604, 62005, 99208, 124010, 198416, 248020, 496040, 533243, 992080, 1066486, 2132972, 2666215, 4265944, 5332430, 8531888, 10664860, 21329720, 42659440]

約数ペア:

[(1, 42659440), (2, 21329720), (4, 10664860), (5, 8531888), (8, 5332430), (10, 4265944), (16, 2666215), (20, 2132972), (40, 1066486), (43, 992080), (80, 533243), (86, 496040), (172, 248020), (215, 198416), (344, 124010), (430, 99208), (688, 62005), (860, 49604), (1720, 24802), (3440, 12401)]