5431305920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{394717}}^1$

素因数の和:394777

約数の個数: 56

約数和(自身を含む): 13234105104

約数和(自身を除く): 7802799184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2752, 3440, 6880, 13760, 394717, 789434, 1578868, 1973585, 3157736, 3947170, 6315472, 7894340, 12630944, 15788680, 16972831, 25261888, 31577360, 33945662, 63154720, 67891324, 84864155, 126309440, 135782648, 169728310, 271565296, 339456620, 543130592, 678913240, 1086261184, 1357826480, 2715652960, 5431305920]

約数ペア:

[(1, 5431305920), (2, 2715652960), (4, 1357826480), (5, 1086261184), (8, 678913240), (10, 543130592), (16, 339456620), (20, 271565296), (32, 169728310), (40, 135782648), (43, 126309440), (64, 84864155), (80, 67891324), (86, 63154720), (160, 33945662), (172, 31577360), (215, 25261888), (320, 16972831), (344, 15788680), (430, 12630944), (688, 7894340), (860, 6315472), (1376, 3947170), (1720, 3157736), (2752, 1973585), (3440, 1578868), (6880, 789434), (13760, 394717)]