329420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 856128

約数和(自身を除く): 526708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 181, 182, 260, 362, 364, 455, 724, 905, 910, 1267, 1810, 1820, 2353, 2534, 3620, 4706, 5068, 6335, 9412, 11765, 12670, 16471, 23530, 25340, 32942, 47060, 65884, 82355, 164710, 329420]

約数ペア:

[(1, 329420), (2, 164710), (4, 82355), (5, 65884), (7, 47060), (10, 32942), (13, 25340), (14, 23530), (20, 16471), (26, 12670), (28, 11765), (35, 9412), (52, 6335), (65, 5068), (70, 4706), (91, 3620), (130, 2534), (140, 2353), (181, 1820), (182, 1810), (260, 1267), (362, 910), (364, 905), (455, 724)]