209140610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{129901}}^1$

素因数の和:129938

約数の個数: 32

約数和(自身を含む): 448941312

約数和(自身を除く): 239800702

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 129901, 259802, 649505, 909307, 1299010, 1818614, 2987723, 4546535, 5975446, 9093070, 14938615, 20914061, 29877230, 41828122, 104570305, 209140610]

約数ペア:

[(1, 209140610), (2, 104570305), (5, 41828122), (7, 29877230), (10, 20914061), (14, 14938615), (23, 9093070), (35, 5975446), (46, 4546535), (70, 2987723), (115, 1818614), (161, 1299010), (230, 909307), (322, 649505), (805, 259802), (1610, 129901)]