117704020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{840743}}^1$

素因数の和:840759

約数の個数: 24

約数和(自身を含む): 282489984

約数和(自身を除く): 164785964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 840743, 1681486, 3362972, 4203715, 5885201, 8407430, 11770402, 16814860, 23540804, 29426005, 58852010, 117704020]

約数ペア:

[(1, 117704020), (2, 58852010), (4, 29426005), (5, 23540804), (7, 16814860), (10, 11770402), (14, 8407430), (20, 5885201), (28, 4203715), (35, 3362972), (70, 1681486), (140, 840743)]