982760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 2246400

約数和(自身を除く): 1263640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 311, 316, 395, 622, 632, 790, 1244, 1555, 1580, 2488, 3110, 3160, 6220, 12440, 24569, 49138, 98276, 122845, 196552, 245690, 491380, 982760]

約数ペア:

[(1, 982760), (2, 491380), (4, 245690), (5, 196552), (8, 122845), (10, 98276), (20, 49138), (40, 24569), (79, 12440), (158, 6220), (311, 3160), (316, 3110), (395, 2488), (622, 1580), (632, 1555), (790, 1244)]