13420730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 26278560

約数和(自身を除く): 12857830

約数列:

[1, 2, 5, 10, 23, 43, 46, 59, 86, 115, 118, 215, 230, 295, 430, 529, 590, 989, 1058, 1357, 1978, 2537, 2645, 2714, 4945, 5074, 5290, 6785, 9890, 12685, 13570, 22747, 25370, 31211, 45494, 58351, 62422, 113735, 116702, 156055, 227470, 291755, 312110, 583510, 1342073, 2684146, 6710365, 13420730]

約数ペア:

[(1, 13420730), (2, 6710365), (5, 2684146), (10, 1342073), (23, 583510), (43, 312110), (46, 291755), (59, 227470), (86, 156055), (115, 116702), (118, 113735), (215, 62422), (230, 58351), (295, 45494), (430, 31211), (529, 25370), (590, 22747), (989, 13570), (1058, 12685), (1357, 9890), (1978, 6785), (2537, 5290), (2645, 5074), (2714, 4945)]