53739280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13709}}^1$

素因数の和:13736

約数の個数: 60

約数和(自身を含む): 145353420

約数和(自身を除く): 91614140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13709, 27418, 54836, 68545, 95963, 109672, 137090, 191926, 219344, 274180, 383852, 479815, 548360, 671741, 767704, 959630, 1096720, 1343482, 1535408, 1919260, 2686964, 3358705, 3838520, 5373928, 6717410, 7677040, 10747856, 13434820, 26869640, 53739280]

約数ペア:

[(1, 53739280), (2, 26869640), (4, 13434820), (5, 10747856), (7, 7677040), (8, 6717410), (10, 5373928), (14, 3838520), (16, 3358705), (20, 2686964), (28, 1919260), (35, 1535408), (40, 1343482), (49, 1096720), (56, 959630), (70, 767704), (80, 671741), (98, 548360), (112, 479815), (140, 383852), (196, 274180), (245, 219344), (280, 191926), (392, 137090), (490, 109672), (560, 95963), (784, 68545), (980, 54836), (1960, 27418), (3920, 13709)]