139819520

素因数分解:

$2^9\times 5^1\times {\mathrm{54617}}^1$

素因数の和:54640

約数の個数: 40

約数和(自身を含む): 335245284

約数和(自身を除く): 195425764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 54617, 109234, 218468, 273085, 436936, 546170, 873872, 1092340, 1747744, 2184680, 3495488, 4369360, 6990976, 8738720, 13981952, 17477440, 27963904, 34954880, 69909760, 139819520]

約数ペア:

[(1, 139819520), (2, 69909760), (4, 34954880), (5, 27963904), (8, 17477440), (10, 13981952), (16, 8738720), (20, 6990976), (32, 4369360), (40, 3495488), (64, 2184680), (80, 1747744), (128, 1092340), (160, 873872), (256, 546170), (320, 436936), (512, 273085), (640, 218468), (1280, 109234), (2560, 54617)]