2490202370

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{1787}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 4509107136

約数和(自身を除く): 2018904766

約数列:

[1, 2, 5, 10, 331, 421, 662, 842, 1655, 1787, 2105, 3310, 3574, 4210, 8935, 17870, 139351, 278702, 591497, 696755, 752327, 1182994, 1393510, 1504654, 2957485, 3761635, 5914970, 7523270, 249020237, 498040474, 1245101185, 2490202370]

約数ペア:

[(1, 2490202370), (2, 1245101185), (5, 498040474), (10, 249020237), (331, 7523270), (421, 5914970), (662, 3761635), (842, 2957485), (1655, 1504654), (1787, 1393510), (2105, 1182994), (3310, 752327), (3574, 696755), (4210, 591497), (8935, 278702), (17870, 139351)]