487943140

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{43801}}^1$

素因数の和:44367

約数の個数: 24

約数和(自身を含む): 1026543672

約数和(自身を除く): 538600532

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 43801, 87602, 175204, 219005, 438010, 876020, 24397157, 48794314, 97588628, 121985785, 243971570, 487943140]

約数ペア:

[(1, 487943140), (2, 243971570), (4, 121985785), (5, 97588628), (10, 48794314), (20, 24397157), (557, 876020), (1114, 438010), (2228, 219005), (2785, 175204), (5570, 87602), (11140, 43801)]