201739460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{1009}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 457287600

約数和(自身を除く): 255548140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 769, 1009, 1538, 2018, 3076, 3845, 4036, 5045, 7690, 9997, 10090, 13117, 15380, 19994, 20180, 26234, 39988, 49985, 52468, 65585, 99970, 131170, 199940, 262340, 775921, 1551842, 3103684, 3879605, 7759210, 10086973, 15518420, 20173946, 40347892, 50434865, 100869730, 201739460]

約数ペア:

[(1, 201739460), (2, 100869730), (4, 50434865), (5, 40347892), (10, 20173946), (13, 15518420), (20, 10086973), (26, 7759210), (52, 3879605), (65, 3103684), (130, 1551842), (260, 775921), (769, 262340), (1009, 199940), (1538, 131170), (2018, 99970), (3076, 65585), (3845, 52468), (4036, 49985), (5045, 39988), (7690, 26234), (9997, 20180), (10090, 19994), (13117, 15380)]