831461090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{12539}}^1$

素因数の和:12914

約数の個数: 32

約数和(自身を含む): 1580040000

約数和(自身を除く): 748578910

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 349, 698, 1745, 3490, 6631, 12539, 13262, 25078, 33155, 62695, 66310, 125390, 238241, 476482, 1191205, 2382410, 4376111, 8752222, 21880555, 43761110, 83146109, 166292218, 415730545, 831461090]

約数ペア:

[(1, 831461090), (2, 415730545), (5, 166292218), (10, 83146109), (19, 43761110), (38, 21880555), (95, 8752222), (190, 4376111), (349, 2382410), (698, 1191205), (1745, 476482), (3490, 238241), (6631, 125390), (12539, 66310), (13262, 62695), (25078, 33155)]