57139880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29153}}^1$

素因数の和:29178

約数の個数: 48

約数和(自身を含む): 149560020

約数和(自身を除く): 92420140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 29153, 58306, 116612, 145765, 204071, 233224, 291530, 408142, 583060, 816284, 1020355, 1166120, 1428497, 1632568, 2040710, 2856994, 4081420, 5713988, 7142485, 8162840, 11427976, 14284970, 28569940, 57139880]

約数ペア:

[(1, 57139880), (2, 28569940), (4, 14284970), (5, 11427976), (7, 8162840), (8, 7142485), (10, 5713988), (14, 4081420), (20, 2856994), (28, 2040710), (35, 1632568), (40, 1428497), (49, 1166120), (56, 1020355), (70, 816284), (98, 583060), (140, 408142), (196, 291530), (245, 233224), (280, 204071), (392, 145765), (490, 116612), (980, 58306), (1960, 29153)]