320491388

素因数分解:

$2^2\times 7^1\times {\mathrm{2113}}^1\times {\mathrm{5417}}^1$

素因数の和:7541

約数の個数: 24

約数和(自身を含む): 641404512

約数和(自身を除く): 320913124

約数列:

[1, 2, 4, 7, 14, 28, 2113, 4226, 5417, 8452, 10834, 14791, 21668, 29582, 37919, 59164, 75838, 151676, 11446121, 22892242, 45784484, 80122847, 160245694, 320491388]

約数ペア:

[(1, 320491388), (2, 160245694), (4, 80122847), (7, 45784484), (14, 22892242), (28, 11446121), (2113, 151676), (4226, 75838), (5417, 59164), (8452, 37919), (10834, 29582), (14791, 21668)]