207969860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{16691}}^1$

素因数の和:16796

約数の個数: 48

約数和(自身を含む): 504766080

約数和(自身を除く): 296796220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 6230, 12460, 16691, 33382, 66764, 83455, 116837, 166910, 233674, 333820, 467348, 584185, 1168370, 1485499, 2336740, 2970998, 5941996, 7427495, 10398493, 14854990, 20796986, 29709980, 41593972, 51992465, 103984930, 207969860]

約数ペア:

[(1, 207969860), (2, 103984930), (4, 51992465), (5, 41593972), (7, 29709980), (10, 20796986), (14, 14854990), (20, 10398493), (28, 7427495), (35, 5941996), (70, 2970998), (89, 2336740), (140, 1485499), (178, 1168370), (356, 584185), (445, 467348), (623, 333820), (890, 233674), (1246, 166910), (1780, 116837), (2492, 83455), (3115, 66764), (6230, 33382), (12460, 16691)]