40557760

素因数分解:

$2^6\times 5^1\times {\mathrm{126743}}^1$

素因数の和:126760

約数の個数: 28

約数和(自身を含む): 96578928

約数和(自身を除く): 56021168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126743, 253486, 506972, 633715, 1013944, 1267430, 2027888, 2534860, 4055776, 5069720, 8111552, 10139440, 20278880, 40557760]

約数ペア:

[(1, 40557760), (2, 20278880), (4, 10139440), (5, 8111552), (8, 5069720), (10, 4055776), (16, 2534860), (20, 2027888), (32, 1267430), (40, 1013944), (64, 633715), (80, 506972), (160, 253486), (320, 126743)]