18716000

素因数分解:

$2^5\times 5^3\times {\mathrm{4679}}^1$

素因数の和:4704

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 27279040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 4679, 9358, 18716, 23395, 37432, 46790, 74864, 93580, 116975, 149728, 187160, 233950, 374320, 467900, 584875, 748640, 935800, 1169750, 1871600, 2339500, 3743200, 4679000, 9358000, 18716000]

約数ペア:

[(1, 18716000), (2, 9358000), (4, 4679000), (5, 3743200), (8, 2339500), (10, 1871600), (16, 1169750), (20, 935800), (25, 748640), (32, 584875), (40, 467900), (50, 374320), (80, 233950), (100, 187160), (125, 149728), (160, 116975), (200, 93580), (250, 74864), (400, 46790), (500, 37432), (800, 23395), (1000, 18716), (2000, 9358), (4000, 4679)]