11578880

素因数分解:

$2^9\times 5^1\times {\mathrm{4523}}^1$

素因数の和:4546

約数の個数: 40

約数和(自身を含む): 27768312

約数和(自身を除く): 16189432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4523, 9046, 18092, 22615, 36184, 45230, 72368, 90460, 144736, 180920, 289472, 361840, 578944, 723680, 1157888, 1447360, 2315776, 2894720, 5789440, 11578880]

約数ペア:

[(1, 11578880), (2, 5789440), (4, 2894720), (5, 2315776), (8, 1447360), (10, 1157888), (16, 723680), (20, 578944), (32, 361840), (40, 289472), (64, 180920), (80, 144736), (128, 90460), (160, 72368), (256, 45230), (320, 36184), (512, 22615), (640, 18092), (1280, 9046), (2560, 4523)]