47337680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 80

約数和(自身を含む): 123742080

約数和(自身を除く): 76404400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 1979, 2392, 2990, 3958, 4784, 5980, 7916, 9895, 11960, 15832, 19790, 23920, 25727, 31664, 39580, 45517, 51454, 79160, 91034, 102908, 128635, 158320, 182068, 205816, 227585, 257270, 364136, 411632, 455170, 514540, 591721, 728272, 910340, 1029080, 1183442, 1820680, 2058160, 2366884, 2958605, 3641360, 4733768, 5917210, 9467536, 11834420, 23668840, 47337680]

約数ペア:

[(1, 47337680), (2, 23668840), (4, 11834420), (5, 9467536), (8, 5917210), (10, 4733768), (13, 3641360), (16, 2958605), (20, 2366884), (23, 2058160), (26, 1820680), (40, 1183442), (46, 1029080), (52, 910340), (65, 728272), (80, 591721), (92, 514540), (104, 455170), (115, 411632), (130, 364136), (184, 257270), (208, 227585), (230, 205816), (260, 182068), (299, 158320), (368, 128635), (460, 102908), (520, 91034), (598, 79160), (920, 51454), (1040, 45517), (1196, 39580), (1495, 31664), (1840, 25727), (1979, 23920), (2392, 19790), (2990, 15832), (3958, 11960), (4784, 9895), (5980, 7916)]