39748240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{70979}}^1$

素因数の和:70999

約数の個数: 40

約数和(自身を含む): 105618240

約数和(自身を除く): 65870000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 70979, 141958, 283916, 354895, 496853, 567832, 709790, 993706, 1135664, 1419580, 1987412, 2484265, 2839160, 3974824, 4968530, 5678320, 7949648, 9937060, 19874120, 39748240]

約数ペア:

[(1, 39748240), (2, 19874120), (4, 9937060), (5, 7949648), (7, 5678320), (8, 4968530), (10, 3974824), (14, 2839160), (16, 2484265), (20, 1987412), (28, 1419580), (35, 1135664), (40, 993706), (56, 709790), (70, 567832), (80, 496853), (112, 354895), (140, 283916), (280, 141958), (560, 70979)]