1385469220

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{104801}}^1$

素因数の和:105471

約数の個数: 24

約数和(自身を含む): 2913914808

約数和(自身を除く): 1528445588

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 104801, 209602, 419204, 524005, 1048010, 2096020, 69273461, 138546922, 277093844, 346367305, 692734610, 1385469220]

約数ペア:

[(1, 1385469220), (2, 692734610), (4, 346367305), (5, 277093844), (10, 138546922), (20, 69273461), (661, 2096020), (1322, 1048010), (2644, 524005), (3305, 419204), (6610, 209602), (13220, 104801)]