918662980

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{102301}}^1$

素因数の和:102759

約数の個数: 24

約数和(自身を含む): 1933507800

約数和(自身を除く): 1014844820

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 102301, 204602, 409204, 511505, 1023010, 2046020, 45933149, 91866298, 183732596, 229665745, 459331490, 918662980]

約数ペア:

[(1, 918662980), (2, 459331490), (4, 229665745), (5, 183732596), (10, 91866298), (20, 45933149), (449, 2046020), (898, 1023010), (1796, 511505), (2245, 409204), (4490, 204602), (8980, 102301)]