2074540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4798080

約数和(自身を除く): 2723540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 101, 130, 158, 202, 260, 316, 395, 404, 505, 790, 1010, 1027, 1313, 1580, 2020, 2054, 2626, 4108, 5135, 5252, 6565, 7979, 10270, 13130, 15958, 20540, 26260, 31916, 39895, 79790, 103727, 159580, 207454, 414908, 518635, 1037270, 2074540]

約数ペア:

[(1, 2074540), (2, 1037270), (4, 518635), (5, 414908), (10, 207454), (13, 159580), (20, 103727), (26, 79790), (52, 39895), (65, 31916), (79, 26260), (101, 20540), (130, 15958), (158, 13130), (202, 10270), (260, 7979), (316, 6565), (395, 5252), (404, 5135), (505, 4108), (790, 2626), (1010, 2054), (1027, 2020), (1313, 1580)]