2600260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 6004656

約数和(自身を除く): 3404396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 137, 146, 260, 274, 292, 365, 548, 685, 730, 949, 1370, 1460, 1781, 1898, 2740, 3562, 3796, 4745, 7124, 8905, 9490, 10001, 17810, 18980, 20002, 35620, 40004, 50005, 100010, 130013, 200020, 260026, 520052, 650065, 1300130, 2600260]

約数ペア:

[(1, 2600260), (2, 1300130), (4, 650065), (5, 520052), (10, 260026), (13, 200020), (20, 130013), (26, 100010), (52, 50005), (65, 40004), (73, 35620), (130, 20002), (137, 18980), (146, 17810), (260, 10001), (274, 9490), (292, 8905), (365, 7124), (548, 4745), (685, 3796), (730, 3562), (949, 2740), (1370, 1898), (1460, 1781)]