257092010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{13259}}^1$

素因数の和:13550

約数の個数: 32

約数和(自身を含む): 530824320

約数和(自身を除く): 273732310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 277, 554, 1385, 1939, 2770, 3878, 9695, 13259, 19390, 26518, 66295, 92813, 132590, 185626, 464065, 928130, 3672743, 7345486, 18363715, 25709201, 36727430, 51418402, 128546005, 257092010]

約数ペア:

[(1, 257092010), (2, 128546005), (5, 51418402), (7, 36727430), (10, 25709201), (14, 18363715), (35, 7345486), (70, 3672743), (277, 928130), (554, 464065), (1385, 185626), (1939, 132590), (2770, 92813), (3878, 66295), (9695, 26518), (13259, 19390)]