6639880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^2$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 16232580

約数和(自身を除く): 9592700

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 520, 565, 904, 1130, 1469, 2260, 2938, 4520, 5876, 7345, 11752, 12769, 14690, 25538, 29380, 51076, 58760, 63845, 102152, 127690, 165997, 255380, 331994, 510760, 663988, 829985, 1327976, 1659970, 3319940, 6639880]

約数ペア:

[(1, 6639880), (2, 3319940), (4, 1659970), (5, 1327976), (8, 829985), (10, 663988), (13, 510760), (20, 331994), (26, 255380), (40, 165997), (52, 127690), (65, 102152), (104, 63845), (113, 58760), (130, 51076), (226, 29380), (260, 25538), (452, 14690), (520, 12769), (565, 11752), (904, 7345), (1130, 5876), (1469, 4520), (2260, 2938)]