55028440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20533}}^1$

素因数の和:20611

約数の個数: 32

約数和(自身を含む): 125668080

約数和(自身を除く): 70639640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 20533, 41066, 82132, 102665, 164264, 205330, 410660, 821320, 1375711, 2751422, 5502844, 6878555, 11005688, 13757110, 27514220, 55028440]

約数ペア:

[(1, 55028440), (2, 27514220), (4, 13757110), (5, 11005688), (8, 6878555), (10, 5502844), (20, 2751422), (40, 1375711), (67, 821320), (134, 410660), (268, 205330), (335, 164264), (536, 102665), (670, 82132), (1340, 41066), (2680, 20533)]