202339720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5167}}^1$

素因数の和:5278

約数の個数: 64

約数和(自身を含む): 502329600

約数和(自身を除く): 299989880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3560, 3916, 4895, 5167, 7832, 9790, 10334, 19580, 20668, 25835, 39160, 41336, 51670, 56837, 103340, 113674, 206680, 227348, 284185, 454696, 459863, 568370, 919726, 1136740, 1839452, 2273480, 2299315, 3678904, 4598630, 5058493, 9197260, 10116986, 18394520, 20233972, 25292465, 40467944, 50584930, 101169860, 202339720]

約数ペア:

[(1, 202339720), (2, 101169860), (4, 50584930), (5, 40467944), (8, 25292465), (10, 20233972), (11, 18394520), (20, 10116986), (22, 9197260), (40, 5058493), (44, 4598630), (55, 3678904), (88, 2299315), (89, 2273480), (110, 1839452), (178, 1136740), (220, 919726), (356, 568370), (440, 459863), (445, 454696), (712, 284185), (890, 227348), (979, 206680), (1780, 113674), (1958, 103340), (3560, 56837), (3916, 51670), (4895, 41336), (5167, 39160), (7832, 25835), (9790, 20668), (10334, 19580)]