12817000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{1831}}^1$

素因数の和:1859

約数の個数: 64

約数和(自身を含む): 34295040

約数和(自身を除く): 21478040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 1831, 3500, 3662, 7000, 7324, 9155, 12817, 14648, 18310, 25634, 36620, 45775, 51268, 64085, 73240, 91550, 102536, 128170, 183100, 228875, 256340, 320425, 366200, 457750, 512680, 640850, 915500, 1281700, 1602125, 1831000, 2563400, 3204250, 6408500, 12817000]

約数ペア:

[(1, 12817000), (2, 6408500), (4, 3204250), (5, 2563400), (7, 1831000), (8, 1602125), (10, 1281700), (14, 915500), (20, 640850), (25, 512680), (28, 457750), (35, 366200), (40, 320425), (50, 256340), (56, 228875), (70, 183100), (100, 128170), (125, 102536), (140, 91550), (175, 73240), (200, 64085), (250, 51268), (280, 45775), (350, 36620), (500, 25634), (700, 18310), (875, 14648), (1000, 12817), (1400, 9155), (1750, 7324), (1831, 7000), (3500, 3662)]