8549840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8221}}^1$

素因数の和:8247

約数の個数: 40

約数和(自身を含む): 21410088

約数和(自身を除く): 12860248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8221, 16442, 32884, 41105, 65768, 82210, 106873, 131536, 164420, 213746, 328840, 427492, 534365, 657680, 854984, 1068730, 1709968, 2137460, 4274920, 8549840]

約数ペア:

[(1, 8549840), (2, 4274920), (4, 2137460), (5, 1709968), (8, 1068730), (10, 854984), (13, 657680), (16, 534365), (20, 427492), (26, 328840), (40, 213746), (52, 164420), (65, 131536), (80, 106873), (104, 82210), (130, 65768), (208, 41105), (260, 32884), (520, 16442), (1040, 8221)]