248561660

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{120661}}^1$

素因数の和:120773

約数の個数: 24

約数和(自身を含む): 527051616

約数和(自身を除く): 278489956

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 120661, 241322, 482644, 603305, 1206610, 2413220, 12428083, 24856166, 49712332, 62140415, 124280830, 248561660]

約数ペア:

[(1, 248561660), (2, 124280830), (4, 62140415), (5, 49712332), (10, 24856166), (20, 12428083), (103, 2413220), (206, 1206610), (412, 603305), (515, 482644), (1030, 241322), (2060, 120661)]