977798980

素因数分解:

$2^2\times 5^1\times {\mathrm{6883}}^1\times {\mathrm{7103}}^1$

素因数の和:13995

約数の個数: 24

約数和(自身を含む): 2053965312

約数和(自身を除く): 1076166332

約数列:

[1, 2, 4, 5, 10, 20, 6883, 7103, 13766, 14206, 27532, 28412, 34415, 35515, 68830, 71030, 137660, 142060, 48889949, 97779898, 195559796, 244449745, 488899490, 977798980]

約数ペア:

[(1, 977798980), (2, 488899490), (4, 244449745), (5, 195559796), (10, 97779898), (20, 48889949), (6883, 142060), (7103, 137660), (13766, 71030), (14206, 68830), (27532, 35515), (28412, 34415)]