127696940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{130303}}^1$

素因数の和:130326

約数の個数: 36

約数和(自身を含む): 311947776

約数和(自身を除く): 184250836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 130303, 260606, 521212, 651515, 912121, 1303030, 1824242, 2606060, 3648484, 4560605, 6384847, 9121210, 12769694, 18242420, 25539388, 31924235, 63848470, 127696940]

約数ペア:

[(1, 127696940), (2, 63848470), (4, 31924235), (5, 25539388), (7, 18242420), (10, 12769694), (14, 9121210), (20, 6384847), (28, 4560605), (35, 3648484), (49, 2606060), (70, 1824242), (98, 1303030), (140, 912121), (196, 651515), (245, 521212), (490, 260606), (980, 130303)]