4215940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{761}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 8897112

約数和(自身を除く): 4681172

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 761, 1108, 1385, 1522, 2770, 3044, 3805, 5540, 7610, 15220, 210797, 421594, 843188, 1053985, 2107970, 4215940]

約数ペア:

[(1, 4215940), (2, 2107970), (4, 1053985), (5, 843188), (10, 421594), (20, 210797), (277, 15220), (554, 7610), (761, 5540), (1108, 3805), (1385, 3044), (1522, 2770)]