6643720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^2$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 15584940

約数和(自身を除く): 8941220

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 67, 74, 134, 148, 185, 268, 296, 335, 370, 536, 670, 740, 1340, 1480, 2479, 2680, 4489, 4958, 8978, 9916, 12395, 17956, 19832, 22445, 24790, 35912, 44890, 49580, 89780, 99160, 166093, 179560, 332186, 664372, 830465, 1328744, 1660930, 3321860, 6643720]

約数ペア:

[(1, 6643720), (2, 3321860), (4, 1660930), (5, 1328744), (8, 830465), (10, 664372), (20, 332186), (37, 179560), (40, 166093), (67, 99160), (74, 89780), (134, 49580), (148, 44890), (185, 35912), (268, 24790), (296, 22445), (335, 19832), (370, 17956), (536, 12395), (670, 9916), (740, 8978), (1340, 4958), (1480, 4489), (2479, 2680)]