2100081860

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{418343}}^1$

素因数の和:418603

約数の個数: 24

約数和(自身を含む): 4427752896

約数和(自身を除く): 2327671036

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 418343, 836686, 1673372, 2091715, 4183430, 8366860, 105004093, 210008186, 420016372, 525020465, 1050040930, 2100081860]

約数ペア:

[(1, 2100081860), (2, 1050040930), (4, 525020465), (5, 420016372), (10, 210008186), (20, 105004093), (251, 8366860), (502, 4183430), (1004, 2091715), (1255, 1673372), (2510, 836686), (5020, 418343)]