7171640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3659}}^1$

素因数の和:3684

約数の個数: 48

約数和(自身を含む): 18775800

約数和(自身を除く): 11604160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3659, 7318, 14636, 18295, 25613, 29272, 36590, 51226, 73180, 102452, 128065, 146360, 179291, 204904, 256130, 358582, 512260, 717164, 896455, 1024520, 1434328, 1792910, 3585820, 7171640]

約数ペア:

[(1, 7171640), (2, 3585820), (4, 1792910), (5, 1434328), (7, 1024520), (8, 896455), (10, 717164), (14, 512260), (20, 358582), (28, 256130), (35, 204904), (40, 179291), (49, 146360), (56, 128065), (70, 102452), (98, 73180), (140, 51226), (196, 36590), (245, 29272), (280, 25613), (392, 18295), (490, 14636), (980, 7318), (1960, 3659)]