210916220

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{25169}}^1$

素因数の和:25597

約数の個数: 24

約数和(自身を含む): 443998800

約数和(自身を除く): 233082580

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 25169, 50338, 100676, 125845, 251690, 503380, 10545811, 21091622, 42183244, 52729055, 105458110, 210916220]

約数ペア:

[(1, 210916220), (2, 105458110), (4, 52729055), (5, 42183244), (10, 21091622), (20, 10545811), (419, 503380), (838, 251690), (1676, 125845), (2095, 100676), (4190, 50338), (8380, 25169)]