2000808420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2565139}}^1$

素因数の和:2565164

約数の個数: 48

約数和(自身を含む): 6033209280

約数和(自身を除く): 4032400860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2565139, 5130278, 7695417, 10260556, 12825695, 15390834, 25651390, 30781668, 33346807, 38477085, 51302780, 66693614, 76954170, 100040421, 133387228, 153908340, 166734035, 200080842, 333468070, 400161684, 500202105, 666936140, 1000404210, 2000808420]

約数ペア:

[(1, 2000808420), (2, 1000404210), (3, 666936140), (4, 500202105), (5, 400161684), (6, 333468070), (10, 200080842), (12, 166734035), (13, 153908340), (15, 133387228), (20, 100040421), (26, 76954170), (30, 66693614), (39, 51302780), (52, 38477085), (60, 33346807), (65, 30781668), (78, 25651390), (130, 15390834), (156, 12825695), (195, 10260556), (260, 7695417), (390, 5130278), (780, 2565139)]