71964760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257017}}^1$

素因数の和:257035

約数の個数: 32

約数和(自身を含む): 185052960

約数和(自身を除く): 113088200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 257017, 514034, 1028068, 1285085, 1799119, 2056136, 2570170, 3598238, 5140340, 7196476, 8995595, 10280680, 14392952, 17991190, 35982380, 71964760]

約数ペア:

[(1, 71964760), (2, 35982380), (4, 17991190), (5, 14392952), (7, 10280680), (8, 8995595), (10, 7196476), (14, 5140340), (20, 3598238), (28, 2570170), (35, 2056136), (40, 1799119), (56, 1285085), (70, 1028068), (140, 514034), (280, 257017)]