121137620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 260366400

約数和(自身を除く): 139228780

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 251, 295, 409, 502, 590, 818, 1004, 1180, 1255, 1636, 2045, 2510, 4090, 5020, 8180, 14809, 24131, 29618, 48262, 59236, 74045, 96524, 102659, 120655, 148090, 205318, 241310, 296180, 410636, 482620, 513295, 1026590, 2053180, 6056881, 12113762, 24227524, 30284405, 60568810, 121137620]

約数ペア:

[(1, 121137620), (2, 60568810), (4, 30284405), (5, 24227524), (10, 12113762), (20, 6056881), (59, 2053180), (118, 1026590), (236, 513295), (251, 482620), (295, 410636), (409, 296180), (502, 241310), (590, 205318), (818, 148090), (1004, 120655), (1180, 102659), (1255, 96524), (1636, 74045), (2045, 59236), (2510, 48262), (4090, 29618), (5020, 24131), (8180, 14809)]