38654140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{39443}}^1$

素因数の和:39466

約数の個数: 36

約数和(自身を含む): 94428936

約数和(自身を除く): 55774796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 39443, 78886, 157772, 197215, 276101, 394430, 552202, 788860, 1104404, 1380505, 1932707, 2761010, 3865414, 5522020, 7730828, 9663535, 19327070, 38654140]

約数ペア:

[(1, 38654140), (2, 19327070), (4, 9663535), (5, 7730828), (7, 5522020), (10, 3865414), (14, 2761010), (20, 1932707), (28, 1380505), (35, 1104404), (49, 788860), (70, 552202), (98, 394430), (140, 276101), (196, 197215), (245, 157772), (490, 78886), (980, 39443)]