138843460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{141677}}^1$

素因数の和:141700

約数の個数: 36

約数和(自身を含む): 339177132

約数和(自身を除く): 200333672

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 141677, 283354, 566708, 708385, 991739, 1416770, 1983478, 2833540, 3966956, 4958695, 6942173, 9917390, 13884346, 19834780, 27768692, 34710865, 69421730, 138843460]

約数ペア:

[(1, 138843460), (2, 69421730), (4, 34710865), (5, 27768692), (7, 19834780), (10, 13884346), (14, 9917390), (20, 6942173), (28, 4958695), (35, 3966956), (49, 2833540), (70, 1983478), (98, 1416770), (140, 991739), (196, 708385), (245, 566708), (490, 283354), (980, 141677)]