3195620740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{396479}}^1$

素因数の和:396532

約数の個数: 48

約数和(自身を含む): 7460167680

約数和(自身を除く): 4264546940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 396479, 792958, 1585916, 1982395, 3964790, 5154227, 7929580, 10308454, 12290849, 20616908, 24581698, 25771135, 49163396, 51542270, 61454245, 103084540, 122908490, 159781037, 245816980, 319562074, 639124148, 798905185, 1597810370, 3195620740]

約数ペア:

[(1, 3195620740), (2, 1597810370), (4, 798905185), (5, 639124148), (10, 319562074), (13, 245816980), (20, 159781037), (26, 122908490), (31, 103084540), (52, 61454245), (62, 51542270), (65, 49163396), (124, 25771135), (130, 24581698), (155, 20616908), (260, 12290849), (310, 10308454), (403, 7929580), (620, 5154227), (806, 3964790), (1612, 1982395), (2015, 1585916), (4030, 792958), (8060, 396479)]