197203520

素因数分解:

$2^6\times 5^1\times {\mathrm{616261}}^1$

素因数の和:616278

約数の個数: 28

約数和(自身を含む): 469591644

約数和(自身を除く): 272388124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 616261, 1232522, 2465044, 3081305, 4930088, 6162610, 9860176, 12325220, 19720352, 24650440, 39440704, 49300880, 98601760, 197203520]

約数ペア:

[(1, 197203520), (2, 98601760), (4, 49300880), (5, 39440704), (8, 24650440), (10, 19720352), (16, 12325220), (20, 9860176), (32, 6162610), (40, 4930088), (64, 3081305), (80, 2465044), (160, 1232522), (320, 616261)]