1731963220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{13567}}^1$

素因数の和:14080

約数の個数: 48

約数和(自身を含む): 3925168128

約数和(自身を除く): 2193204908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 491, 982, 1964, 2455, 4910, 6383, 9820, 12766, 13567, 25532, 27134, 31915, 54268, 63830, 67835, 127660, 135670, 176371, 271340, 352742, 705484, 881855, 1763710, 3527420, 6661397, 13322794, 26645588, 33306985, 66613970, 86598161, 133227940, 173196322, 346392644, 432990805, 865981610, 1731963220]

約数ペア:

[(1, 1731963220), (2, 865981610), (4, 432990805), (5, 346392644), (10, 173196322), (13, 133227940), (20, 86598161), (26, 66613970), (52, 33306985), (65, 26645588), (130, 13322794), (260, 6661397), (491, 3527420), (982, 1763710), (1964, 881855), (2455, 705484), (4910, 352742), (6383, 271340), (9820, 176371), (12766, 135670), (13567, 127660), (25532, 67835), (27134, 63830), (31915, 54268)]