345764420

素因数分解:

$2^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{6907}}^1$

素因数の和:9419

約数の個数: 24

約数和(自身を含む): 726500544

約数和(自身を除く): 380736124

約数列:

[1, 2, 4, 5, 10, 20, 2503, 5006, 6907, 10012, 12515, 13814, 25030, 27628, 34535, 50060, 69070, 138140, 17288221, 34576442, 69152884, 86441105, 172882210, 345764420]

約数ペア:

[(1, 345764420), (2, 172882210), (4, 86441105), (5, 69152884), (10, 34576442), (20, 17288221), (2503, 138140), (5006, 69070), (6907, 50060), (10012, 34535), (12515, 27628), (13814, 25030)]