13318000

素因数分解:

$2^4\times 5^3\times {\mathrm{6659}}^1$

素因数の和:6682

約数の個数: 40

約数和(自身を含む): 32207760

約数和(自身を除く): 18889760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 6659, 13318, 26636, 33295, 53272, 66590, 106544, 133180, 166475, 266360, 332950, 532720, 665900, 832375, 1331800, 1664750, 2663600, 3329500, 6659000, 13318000]

約数ペア:

[(1, 13318000), (2, 6659000), (4, 3329500), (5, 2663600), (8, 1664750), (10, 1331800), (16, 832375), (20, 665900), (25, 532720), (40, 332950), (50, 266360), (80, 166475), (100, 133180), (125, 106544), (200, 66590), (250, 53272), (400, 33295), (500, 26636), (1000, 13318), (2000, 6659)]