5488520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3191}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 12640320

約数和(自身を除く): 7151800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 3191, 6382, 12764, 15955, 25528, 31910, 63820, 127640, 137213, 274426, 548852, 686065, 1097704, 1372130, 2744260, 5488520]

約数ペア:

[(1, 5488520), (2, 2744260), (4, 1372130), (5, 1097704), (8, 686065), (10, 548852), (20, 274426), (40, 137213), (43, 127640), (86, 63820), (172, 31910), (215, 25528), (344, 15955), (430, 12764), (860, 6382), (1720, 3191)]