8713780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 20119680

約数和(自身を除く): 11405900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 997, 1748, 1994, 2185, 3988, 4370, 4985, 8740, 9970, 18943, 19940, 22931, 37886, 45862, 75772, 91724, 94715, 114655, 189430, 229310, 378860, 435689, 458620, 871378, 1742756, 2178445, 4356890, 8713780]

約数ペア:

[(1, 8713780), (2, 4356890), (4, 2178445), (5, 1742756), (10, 871378), (19, 458620), (20, 435689), (23, 378860), (38, 229310), (46, 189430), (76, 114655), (92, 94715), (95, 91724), (115, 75772), (190, 45862), (230, 37886), (380, 22931), (437, 19940), (460, 18943), (874, 9970), (997, 8740), (1748, 4985), (1994, 4370), (2185, 3988)]