15672954980

素因数分解:

$2^2\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{438527}}^1$

素因数の和:440323

約数の個数: 24

約数和(自身を含む): 32931698688

約数和(自身を除く): 17258743708

約数列:

[1, 2, 4, 5, 10, 20, 1787, 3574, 7148, 8935, 17870, 35740, 438527, 877054, 1754108, 2192635, 4385270, 8770540, 783647749, 1567295498, 3134590996, 3918238745, 7836477490, 15672954980]

約数ペア:

[(1, 15672954980), (2, 7836477490), (4, 3918238745), (5, 3134590996), (10, 1567295498), (20, 783647749), (1787, 8770540), (3574, 4385270), (7148, 2192635), (8935, 1754108), (17870, 877054), (35740, 438527)]