4879940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^2$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 11117316

約数和(自身を除く): 6237376

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 7124, 8905, 17810, 18769, 35620, 37538, 75076, 93845, 187690, 243997, 375380, 487994, 975988, 1219985, 2439970, 4879940]

約数ペア:

[(1, 4879940), (2, 2439970), (4, 1219985), (5, 975988), (10, 487994), (13, 375380), (20, 243997), (26, 187690), (52, 93845), (65, 75076), (130, 37538), (137, 35620), (260, 18769), (274, 17810), (548, 8905), (685, 7124), (1370, 3562), (1781, 2740)]