54577720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18691}}^1$

素因数の和:18775

約数の個数: 32

約数和(自身を含む): 124488720

約数和(自身を除く): 69911000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 18691, 37382, 74764, 93455, 149528, 186910, 373820, 747640, 1364443, 2728886, 5457772, 6822215, 10915544, 13644430, 27288860, 54577720]

約数ペア:

[(1, 54577720), (2, 27288860), (4, 13644430), (5, 10915544), (8, 6822215), (10, 5457772), (20, 2728886), (40, 1364443), (73, 747640), (146, 373820), (292, 186910), (365, 149528), (584, 93455), (730, 74764), (1460, 37382), (2920, 18691)]