13241680

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1607}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 31105152

約数和(自身を除く): 17863472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1607, 1648, 2060, 3214, 4120, 6428, 8035, 8240, 12856, 16070, 25712, 32140, 64280, 128560, 165521, 331042, 662084, 827605, 1324168, 1655210, 2648336, 3310420, 6620840, 13241680]

約数ペア:

[(1, 13241680), (2, 6620840), (4, 3310420), (5, 2648336), (8, 1655210), (10, 1324168), (16, 827605), (20, 662084), (40, 331042), (80, 165521), (103, 128560), (206, 64280), (412, 32140), (515, 25712), (824, 16070), (1030, 12856), (1607, 8240), (1648, 8035), (2060, 6428), (3214, 4120)]