380140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 811440

約数和(自身を除く): 431300

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 229, 332, 415, 458, 830, 916, 1145, 1660, 2290, 4580, 19007, 38014, 76028, 95035, 190070, 380140]

約数ペア:

[(1, 380140), (2, 190070), (4, 95035), (5, 76028), (10, 38014), (20, 19007), (83, 4580), (166, 2290), (229, 1660), (332, 1145), (415, 916), (458, 830)]