8827760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6491}}^1$

素因数の和:6521

約数の個数: 40

約数和(自身を含む): 21735216

約数和(自身を除く): 12907456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 6491, 12982, 25964, 32455, 51928, 64910, 103856, 110347, 129820, 220694, 259640, 441388, 519280, 551735, 882776, 1103470, 1765552, 2206940, 4413880, 8827760]

約数ペア:

[(1, 8827760), (2, 4413880), (4, 2206940), (5, 1765552), (8, 1103470), (10, 882776), (16, 551735), (17, 519280), (20, 441388), (34, 259640), (40, 220694), (68, 129820), (80, 110347), (85, 103856), (136, 64910), (170, 51928), (272, 32455), (340, 25964), (680, 12982), (1360, 6491)]