20479170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8641}}^1$

素因数の和:8730

約数の個数: 32

約数和(自身を含む): 49777920

約数和(自身を除く): 29298750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8641, 17282, 25923, 43205, 51846, 86410, 129615, 259230, 682639, 1365278, 2047917, 3413195, 4095834, 6826390, 10239585, 20479170]

約数ペア:

[(1, 20479170), (2, 10239585), (3, 6826390), (5, 4095834), (6, 3413195), (10, 2047917), (15, 1365278), (30, 682639), (79, 259230), (158, 129615), (237, 86410), (395, 51846), (474, 43205), (790, 25923), (1185, 17282), (2370, 8641)]