520700460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{177109}}^1$

素因数の和:177135

約数の個数: 72

約数和(自身を含む): 1696005360

約数和(自身を除く): 1175304900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 177109, 354218, 531327, 708436, 885545, 1062654, 1239763, 1771090, 2125308, 2479526, 2656635, 3542180, 3719289, 4959052, 5313270, 6198815, 7438578, 8678341, 10626540, 12397630, 14877156, 17356682, 18596445, 24795260, 26035023, 34713364, 37192890, 43391705, 52070046, 74385780, 86783410, 104140092, 130175115, 173566820, 260350230, 520700460]

約数ペア:

[(1, 520700460), (2, 260350230), (3, 173566820), (4, 130175115), (5, 104140092), (6, 86783410), (7, 74385780), (10, 52070046), (12, 43391705), (14, 37192890), (15, 34713364), (20, 26035023), (21, 24795260), (28, 18596445), (30, 17356682), (35, 14877156), (42, 12397630), (49, 10626540), (60, 8678341), (70, 7438578), (84, 6198815), (98, 5313270), (105, 4959052), (140, 3719289), (147, 3542180), (196, 2656635), (210, 2479526), (245, 2125308), (294, 1771090), (420, 1239763), (490, 1062654), (588, 885545), (735, 708436), (980, 531327), (1470, 354218), (2940, 177109)]