1296329780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{8803}}^1$

素因数の和:9048

約数の個数: 48

約数和(自身を含む): 2810236800

約数和(自身を除く): 1513907020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 199, 370, 398, 740, 796, 995, 1990, 3980, 7363, 8803, 14726, 17606, 29452, 35212, 36815, 44015, 73630, 88030, 147260, 176060, 325711, 651422, 1302844, 1628555, 1751797, 3257110, 3503594, 6514220, 7007188, 8758985, 17517970, 35035940, 64816489, 129632978, 259265956, 324082445, 648164890, 1296329780]

約数ペア:

[(1, 1296329780), (2, 648164890), (4, 324082445), (5, 259265956), (10, 129632978), (20, 64816489), (37, 35035940), (74, 17517970), (148, 8758985), (185, 7007188), (199, 6514220), (370, 3503594), (398, 3257110), (740, 1751797), (796, 1628555), (995, 1302844), (1990, 651422), (3980, 325711), (7363, 176060), (8803, 147260), (14726, 88030), (17606, 73630), (29452, 44015), (35212, 36815)]