804020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5743}}^1$

素因数の和:5759

約数の個数: 24

約数和(自身を含む): 1929984

約数和(自身を除く): 1125964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5743, 11486, 22972, 28715, 40201, 57430, 80402, 114860, 160804, 201005, 402010, 804020]

約数ペア:

[(1, 804020), (2, 402010), (4, 201005), (5, 160804), (7, 114860), (10, 80402), (14, 57430), (20, 40201), (28, 28715), (35, 22972), (70, 11486), (140, 5743)]