7801210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2161}}^1$

素因数の和:2206

約数の個数: 24

約数和(自身を含む): 14826996

約数和(自身を除く): 7025786

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 2161, 3610, 4322, 10805, 21610, 41059, 82118, 205295, 410590, 780121, 1560242, 3900605, 7801210]

約数ペア:

[(1, 7801210), (2, 3900605), (5, 1560242), (10, 780121), (19, 410590), (38, 205295), (95, 82118), (190, 41059), (361, 21610), (722, 10805), (1805, 4322), (2161, 3610)]