215401820

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{14341}}^1$

素因数の和:15101

約数の個数: 24

約数和(自身を含む): 452977728

約数和(自身を除く): 237575908

約数列:

[1, 2, 4, 5, 10, 20, 751, 1502, 3004, 3755, 7510, 14341, 15020, 28682, 57364, 71705, 143410, 286820, 10770091, 21540182, 43080364, 53850455, 107700910, 215401820]

約数ペア:

[(1, 215401820), (2, 107700910), (4, 53850455), (5, 43080364), (10, 21540182), (20, 10770091), (751, 286820), (1502, 143410), (3004, 71705), (3755, 57364), (7510, 28682), (14341, 15020)]