27663580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197597}}^1$

素因数の和:197613

約数の個数: 24

約数和(自身を含む): 66392928

約数和(自身を除く): 38729348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197597, 395194, 790388, 987985, 1383179, 1975970, 2766358, 3951940, 5532716, 6915895, 13831790, 27663580]

約数ペア:

[(1, 27663580), (2, 13831790), (4, 6915895), (5, 5532716), (7, 3951940), (10, 2766358), (14, 1975970), (20, 1383179), (28, 987985), (35, 790388), (70, 395194), (140, 197597)]