2247000340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{664793}}^1$

素因数の和:664828

約数の個数: 36

約数和(自身を含む): 5109606684

約数和(自身を除く): 2862606344

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 664793, 1329586, 2659172, 3323965, 6647930, 8642309, 13295860, 17284618, 34569236, 43211545, 86423090, 112350017, 172846180, 224700034, 449400068, 561750085, 1123500170, 2247000340]

約数ペア:

[(1, 2247000340), (2, 1123500170), (4, 561750085), (5, 449400068), (10, 224700034), (13, 172846180), (20, 112350017), (26, 86423090), (52, 43211545), (65, 34569236), (130, 17284618), (169, 13295860), (260, 8642309), (338, 6647930), (676, 3323965), (845, 2659172), (1690, 1329586), (3380, 664793)]