16257520

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1973}}^1$

素因数の和:2089

約数の個数: 40

約数和(自身を含む): 38185056

約数和(自身を除く): 21927536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1973, 2060, 3946, 4120, 7892, 8240, 9865, 15784, 19730, 31568, 39460, 78920, 157840, 203219, 406438, 812876, 1016095, 1625752, 2032190, 3251504, 4064380, 8128760, 16257520]

約数ペア:

[(1, 16257520), (2, 8128760), (4, 4064380), (5, 3251504), (8, 2032190), (10, 1625752), (16, 1016095), (20, 812876), (40, 406438), (80, 203219), (103, 157840), (206, 78920), (412, 39460), (515, 31568), (824, 19730), (1030, 15784), (1648, 9865), (1973, 8240), (2060, 7892), (3946, 4120)]