20343837880

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1\times {\mathrm{5153}}^1$

素因数の和:5824

約数の個数: 64

約数和(自身を含む): 46089129600

約数和(自身を除く): 25745291720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 431, 458, 862, 916, 1145, 1724, 1832, 2155, 2290, 3448, 4310, 4580, 5153, 8620, 9160, 10306, 17240, 20612, 25765, 41224, 51530, 98699, 103060, 197398, 206120, 394796, 493495, 789592, 986990, 1180037, 1973980, 2220943, 2360074, 3947960, 4441886, 4720148, 5900185, 8883772, 9440296, 11104715, 11800370, 17767544, 22209430, 23600740, 44418860, 47201480, 88837720, 508595947, 1017191894, 2034383788, 2542979735, 4068767576, 5085959470, 10171918940, 20343837880]

約数ペア:

[(1, 20343837880), (2, 10171918940), (4, 5085959470), (5, 4068767576), (8, 2542979735), (10, 2034383788), (20, 1017191894), (40, 508595947), (229, 88837720), (431, 47201480), (458, 44418860), (862, 23600740), (916, 22209430), (1145, 17767544), (1724, 11800370), (1832, 11104715), (2155, 9440296), (2290, 8883772), (3448, 5900185), (4310, 4720148), (4580, 4441886), (5153, 3947960), (8620, 2360074), (9160, 2220943), (10306, 1973980), (17240, 1180037), (20612, 986990), (25765, 789592), (41224, 493495), (51530, 394796), (98699, 206120), (103060, 197398)]