169560280

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{19009}}^1$

素因数の和:19243

約数の個数: 32

約数和(自身を含む): 383241600

約数和(自身を除く): 213681320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 19009, 38018, 76036, 95045, 152072, 190090, 380180, 760360, 4239007, 8478014, 16956028, 21195035, 33912056, 42390070, 84780140, 169560280]

約数ペア:

[(1, 169560280), (2, 84780140), (4, 42390070), (5, 33912056), (8, 21195035), (10, 16956028), (20, 8478014), (40, 4239007), (223, 760360), (446, 380180), (892, 190090), (1115, 152072), (1784, 95045), (2230, 76036), (4460, 38018), (8920, 19009)]