15705059380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9939911}}^1$

素因数の和:9939999

約数の個数: 24

約数和(自身を含む): 33398104320

約数和(自身を除く): 17693044940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9939911, 19879822, 39759644, 49699555, 99399110, 198798220, 785252969, 1570505938, 3141011876, 3926264845, 7852529690, 15705059380]

約数ペア:

[(1, 15705059380), (2, 7852529690), (4, 3926264845), (5, 3141011876), (10, 1570505938), (20, 785252969), (79, 198798220), (158, 99399110), (316, 49699555), (395, 39759644), (790, 19879822), (1580, 9939911)]