2019287860

素因数分解:

$2^2\times 5^1\times {\mathrm{4691}}^1\times {\mathrm{21523}}^1$

素因数の和:26223

約数の個数: 24

約数和(自身を含む): 4241605536

約数和(自身を除く): 2222317676

約数列:

[1, 2, 4, 5, 10, 20, 4691, 9382, 18764, 21523, 23455, 43046, 46910, 86092, 93820, 107615, 215230, 430460, 100964393, 201928786, 403857572, 504821965, 1009643930, 2019287860]

約数ペア:

[(1, 2019287860), (2, 1009643930), (4, 504821965), (5, 403857572), (10, 201928786), (20, 100964393), (4691, 430460), (9382, 215230), (18764, 107615), (21523, 93820), (23455, 86092), (43046, 46910)]