769460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 1639680

約数和(自身を除く): 870220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 487, 790, 974, 1580, 1948, 2435, 4870, 9740, 38473, 76946, 153892, 192365, 384730, 769460]

約数ペア:

[(1, 769460), (2, 384730), (4, 192365), (5, 153892), (10, 76946), (20, 38473), (79, 9740), (158, 4870), (316, 2435), (395, 1948), (487, 1580), (790, 974)]