1244960020

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{115061}}^1$

素因数の和:115611

約数の個数: 24

約数和(自身を含む): 2619271368

約数和(自身を除く): 1374311348

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 115061, 230122, 460244, 575305, 1150610, 2301220, 62248001, 124496002, 248992004, 311240005, 622480010, 1244960020]

約数ペア:

[(1, 1244960020), (2, 622480010), (4, 311240005), (5, 248992004), (10, 124496002), (20, 62248001), (541, 2301220), (1082, 1150610), (2164, 575305), (2705, 460244), (5410, 230122), (10820, 115061)]