408980920

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173297}}^1$

素因数の和:173367

約数の個数: 32

約数和(自身を含む): 935809200

約数和(自身を除く): 526828280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 173297, 346594, 693188, 866485, 1386376, 1732970, 3465940, 6931880, 10224523, 20449046, 40898092, 51122615, 81796184, 102245230, 204490460, 408980920]

約数ペア:

[(1, 408980920), (2, 204490460), (4, 102245230), (5, 81796184), (8, 51122615), (10, 40898092), (20, 20449046), (40, 10224523), (59, 6931880), (118, 3465940), (236, 1732970), (295, 1386376), (472, 866485), (590, 693188), (1180, 346594), (2360, 173297)]