2170650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:543

約数の個数: 48

約数和(自身を含む): 5580000

約数和(自身を除く): 3409350

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 145, 150, 174, 290, 435, 499, 725, 870, 998, 1450, 1497, 2175, 2495, 2994, 4350, 4990, 7485, 12475, 14471, 14970, 24950, 28942, 37425, 43413, 72355, 74850, 86826, 144710, 217065, 361775, 434130, 723550, 1085325, 2170650]

約数ペア:

[(1, 2170650), (2, 1085325), (3, 723550), (5, 434130), (6, 361775), (10, 217065), (15, 144710), (25, 86826), (29, 74850), (30, 72355), (50, 43413), (58, 37425), (75, 28942), (87, 24950), (145, 14970), (150, 14471), (174, 12475), (290, 7485), (435, 4990), (499, 4350), (725, 2994), (870, 2495), (998, 2175), (1450, 1497)]