231246520

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{32297}}^1$

素因数の和:32487

約数の個数: 32

約数和(自身を含む): 523227600

約数和(自身を除く): 291981080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 32297, 64594, 129188, 161485, 258376, 322970, 645940, 1291880, 5781163, 11562326, 23124652, 28905815, 46249304, 57811630, 115623260, 231246520]

約数ペア:

[(1, 231246520), (2, 115623260), (4, 57811630), (5, 46249304), (8, 28905815), (10, 23124652), (20, 11562326), (40, 5781163), (179, 1291880), (358, 645940), (716, 322970), (895, 258376), (1432, 161485), (1790, 129188), (3580, 64594), (7160, 32297)]