55596620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 119784000

約数和(自身を除く): 64187380

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 199, 229, 244, 305, 398, 458, 610, 796, 916, 995, 1145, 1220, 1990, 2290, 3980, 4580, 12139, 13969, 24278, 27938, 45571, 48556, 55876, 60695, 69845, 91142, 121390, 139690, 182284, 227855, 242780, 279380, 455710, 911420, 2779831, 5559662, 11119324, 13899155, 27798310, 55596620]

約数ペア:

[(1, 55596620), (2, 27798310), (4, 13899155), (5, 11119324), (10, 5559662), (20, 2779831), (61, 911420), (122, 455710), (199, 279380), (229, 242780), (244, 227855), (305, 182284), (398, 139690), (458, 121390), (610, 91142), (796, 69845), (916, 60695), (995, 55876), (1145, 48556), (1220, 45571), (1990, 27938), (2290, 24278), (3980, 13969), (4580, 12139)]