7744720

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 18168480

約数和(自身を除く): 10423760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 739, 1048, 1310, 1478, 2096, 2620, 2956, 3695, 5240, 5912, 7390, 10480, 11824, 14780, 29560, 59120, 96809, 193618, 387236, 484045, 774472, 968090, 1548944, 1936180, 3872360, 7744720]

約数ペア:

[(1, 7744720), (2, 3872360), (4, 1936180), (5, 1548944), (8, 968090), (10, 774472), (16, 484045), (20, 387236), (40, 193618), (80, 96809), (131, 59120), (262, 29560), (524, 14780), (655, 11824), (739, 10480), (1048, 7390), (1310, 5912), (1478, 5240), (2096, 3695), (2620, 2956)]