2874880

素因数分解:

$2^9\times 5^1\times {\mathrm{1123}}^1$

素因数の和:1146

約数の個数: 40

約数和(自身を含む): 6899112

約数和(自身を除く): 4024232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1123, 1280, 2246, 2560, 4492, 5615, 8984, 11230, 17968, 22460, 35936, 44920, 71872, 89840, 143744, 179680, 287488, 359360, 574976, 718720, 1437440, 2874880]

約数ペア:

[(1, 2874880), (2, 1437440), (4, 718720), (5, 574976), (8, 359360), (10, 287488), (16, 179680), (20, 143744), (32, 89840), (40, 71872), (64, 44920), (80, 35936), (128, 22460), (160, 17968), (256, 11230), (320, 8984), (512, 5615), (640, 4492), (1123, 2560), (1280, 2246)]