203847520

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29629}}^1$

素因数の和:29687

約数の個数: 48

約数和(自身を含む): 492806160

約数和(自身を除く): 288958640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 29629, 59258, 118516, 148145, 237032, 296290, 474064, 592580, 948128, 1185160, 1274047, 2370320, 2548094, 4740640, 5096188, 6370235, 10192376, 12740470, 20384752, 25480940, 40769504, 50961880, 101923760, 203847520]

約数ペア:

[(1, 203847520), (2, 101923760), (4, 50961880), (5, 40769504), (8, 25480940), (10, 20384752), (16, 12740470), (20, 10192376), (32, 6370235), (40, 5096188), (43, 4740640), (80, 2548094), (86, 2370320), (160, 1274047), (172, 1185160), (215, 948128), (344, 592580), (430, 474064), (688, 296290), (860, 237032), (1376, 148145), (1720, 118516), (3440, 59258), (6880, 29629)]