7927220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8089}}^1$

素因数の和:8112

約数の個数: 36

約数和(自身を含む): 19367460

約数和(自身を除く): 11440240

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8089, 16178, 32356, 40445, 56623, 80890, 113246, 161780, 226492, 283115, 396361, 566230, 792722, 1132460, 1585444, 1981805, 3963610, 7927220]

約数ペア:

[(1, 7927220), (2, 3963610), (4, 1981805), (5, 1585444), (7, 1132460), (10, 792722), (14, 566230), (20, 396361), (28, 283115), (35, 226492), (49, 161780), (70, 113246), (98, 80890), (140, 56623), (196, 40445), (245, 32356), (490, 16178), (980, 8089)]