1437440

素因数分解:

$2^8\times 5^1\times {\mathrm{1123}}^1$

素因数の和:1144

約数の個数: 36

約数和(自身を含む): 3446184

約数和(自身を除く): 2008744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1123, 1280, 2246, 4492, 5615, 8984, 11230, 17968, 22460, 35936, 44920, 71872, 89840, 143744, 179680, 287488, 359360, 718720, 1437440]

約数ペア:

[(1, 1437440), (2, 718720), (4, 359360), (5, 287488), (8, 179680), (10, 143744), (16, 89840), (20, 71872), (32, 44920), (40, 35936), (64, 22460), (80, 17968), (128, 11230), (160, 8984), (256, 5615), (320, 4492), (640, 2246), (1123, 1280)]