47439940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 103783680

約数和(自身を除く): 56343740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 263, 290, 311, 526, 580, 622, 1052, 1244, 1315, 1555, 2630, 3110, 5260, 6220, 7627, 9019, 15254, 18038, 30508, 36076, 38135, 45095, 76270, 81793, 90190, 152540, 163586, 180380, 327172, 408965, 817930, 1635860, 2371997, 4743994, 9487988, 11859985, 23719970, 47439940]

約数ペア:

[(1, 47439940), (2, 23719970), (4, 11859985), (5, 9487988), (10, 4743994), (20, 2371997), (29, 1635860), (58, 817930), (116, 408965), (145, 327172), (263, 180380), (290, 163586), (311, 152540), (526, 90190), (580, 81793), (622, 76270), (1052, 45095), (1244, 38135), (1315, 36076), (1555, 30508), (2630, 18038), (3110, 15254), (5260, 9019), (6220, 7627)]