3397000

素因数分解:

$2^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 8236800

約数和(自身を除く): 4839800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 79, 86, 100, 125, 158, 172, 200, 215, 250, 316, 344, 395, 430, 500, 632, 790, 860, 1000, 1075, 1580, 1720, 1975, 2150, 3160, 3397, 3950, 4300, 5375, 6794, 7900, 8600, 9875, 10750, 13588, 15800, 16985, 19750, 21500, 27176, 33970, 39500, 43000, 67940, 79000, 84925, 135880, 169850, 339700, 424625, 679400, 849250, 1698500, 3397000]

約数ペア:

[(1, 3397000), (2, 1698500), (4, 849250), (5, 679400), (8, 424625), (10, 339700), (20, 169850), (25, 135880), (40, 84925), (43, 79000), (50, 67940), (79, 43000), (86, 39500), (100, 33970), (125, 27176), (158, 21500), (172, 19750), (200, 16985), (215, 15800), (250, 13588), (316, 10750), (344, 9875), (395, 8600), (430, 7900), (500, 6794), (632, 5375), (790, 4300), (860, 3950), (1000, 3397), (1075, 3160), (1580, 2150), (1720, 1975)]