5199440

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 12225408

約数和(自身を除く): 7025968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 631, 824, 1030, 1262, 1648, 2060, 2524, 3155, 4120, 5048, 6310, 8240, 10096, 12620, 25240, 50480, 64993, 129986, 259972, 324965, 519944, 649930, 1039888, 1299860, 2599720, 5199440]

約数ペア:

[(1, 5199440), (2, 2599720), (4, 1299860), (5, 1039888), (8, 649930), (10, 519944), (16, 324965), (20, 259972), (40, 129986), (80, 64993), (103, 50480), (206, 25240), (412, 12620), (515, 10096), (631, 8240), (824, 6310), (1030, 5048), (1262, 4120), (1648, 3155), (2060, 2524)]