2009092100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{144539}}^1$

素因数の和:144692

約数の個数: 36

約数和(自身を含む): 4391125200

約数和(自身を除く): 2382033100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 144539, 289078, 578156, 722695, 1445390, 2890780, 3613475, 7226950, 14453900, 20090921, 40181842, 80363684, 100454605, 200909210, 401818420, 502273025, 1004546050, 2009092100]

約数ペア:

[(1, 2009092100), (2, 1004546050), (4, 502273025), (5, 401818420), (10, 200909210), (20, 100454605), (25, 80363684), (50, 40181842), (100, 20090921), (139, 14453900), (278, 7226950), (556, 3613475), (695, 2890780), (1390, 1445390), (2780, 722695), (3475, 578156), (6950, 289078), (13900, 144539)]