140375830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2005369}}^1$

素因数の和:2005383

約数の個数: 16

約数和(自身を含む): 288773280

約数和(自身を除く): 148397450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2005369, 4010738, 10026845, 14037583, 20053690, 28075166, 70187915, 140375830]

約数ペア:

[(1, 140375830), (2, 70187915), (5, 28075166), (7, 20053690), (10, 14037583), (14, 10026845), (35, 4010738), (70, 2005369)]