140668540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10091}}^1$

素因数の和:10158

約数の個数: 48

約数和(自身を含む): 320441184

約数和(自身を除く): 179772644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 10091, 13940, 20182, 40364, 50455, 100910, 171547, 201820, 343094, 413731, 686188, 827462, 857735, 1654924, 1715470, 2068655, 3430940, 4137310, 7033427, 8274620, 14066854, 28133708, 35167135, 70334270, 140668540]

約数ペア:

[(1, 140668540), (2, 70334270), (4, 35167135), (5, 28133708), (10, 14066854), (17, 8274620), (20, 7033427), (34, 4137310), (41, 3430940), (68, 2068655), (82, 1715470), (85, 1654924), (164, 857735), (170, 827462), (205, 686188), (340, 413731), (410, 343094), (697, 201820), (820, 171547), (1394, 100910), (2788, 50455), (3485, 40364), (6970, 20182), (10091, 13940)]