13020040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 19328120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 233, 254, 440, 466, 508, 635, 932, 1016, 1165, 1270, 1397, 1864, 2330, 2540, 2563, 2794, 4660, 5080, 5126, 5588, 6985, 9320, 10252, 11176, 12815, 13970, 20504, 25630, 27940, 29591, 51260, 55880, 59182, 102520, 118364, 147955, 236728, 295910, 325501, 591820, 651002, 1183640, 1302004, 1627505, 2604008, 3255010, 6510020, 13020040]

約数ペア:

[(1, 13020040), (2, 6510020), (4, 3255010), (5, 2604008), (8, 1627505), (10, 1302004), (11, 1183640), (20, 651002), (22, 591820), (40, 325501), (44, 295910), (55, 236728), (88, 147955), (110, 118364), (127, 102520), (220, 59182), (233, 55880), (254, 51260), (440, 29591), (466, 27940), (508, 25630), (635, 20504), (932, 13970), (1016, 12815), (1165, 11176), (1270, 10252), (1397, 9320), (1864, 6985), (2330, 5588), (2540, 5126), (2563, 5080), (2794, 4660)]