28699520

素因数分解:

$2^7\times 5^1\times {\mathrm{44843}}^1$

素因数の和:44862

約数の個数: 32

約数和(自身を含む): 68611320

約数和(自身を除く): 39911800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44843, 89686, 179372, 224215, 358744, 448430, 717488, 896860, 1434976, 1793720, 2869952, 3587440, 5739904, 7174880, 14349760, 28699520]

約数ペア:

[(1, 28699520), (2, 14349760), (4, 7174880), (5, 5739904), (8, 3587440), (10, 2869952), (16, 1793720), (20, 1434976), (32, 896860), (40, 717488), (64, 448430), (80, 358744), (128, 224215), (160, 179372), (320, 89686), (640, 44843)]