3262720

素因数分解:

$2^8\times 5^1\times {\mathrm{2549}}^1$

素因数の和:2570

約数の個数: 36

約数和(自身を含む): 7818300

約数和(自身を除く): 4555580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2549, 5098, 10196, 12745, 20392, 25490, 40784, 50980, 81568, 101960, 163136, 203920, 326272, 407840, 652544, 815680, 1631360, 3262720]

約数ペア:

[(1, 3262720), (2, 1631360), (4, 815680), (5, 652544), (8, 407840), (10, 326272), (16, 203920), (20, 163136), (32, 101960), (40, 81568), (64, 50980), (80, 40784), (128, 25490), (160, 20392), (256, 12745), (320, 10196), (640, 5098), (1280, 2549)]