201636820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11903}}^1$

素因数の和:11941

約数の個数: 72

約数和(自身を含む): 531965952

約数和(自身を除く): 330329132

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 11903, 16940, 23806, 47612, 59515, 83321, 119030, 130933, 166642, 238060, 261866, 333284, 416605, 523732, 654665, 833210, 916531, 1309330, 1440263, 1666420, 1833062, 2618660, 2880526, 3666124, 4582655, 5761052, 7201315, 9165310, 10081841, 14402630, 18330620, 20163682, 28805260, 40327364, 50409205, 100818410, 201636820]

約数ペア:

[(1, 201636820), (2, 100818410), (4, 50409205), (5, 40327364), (7, 28805260), (10, 20163682), (11, 18330620), (14, 14402630), (20, 10081841), (22, 9165310), (28, 7201315), (35, 5761052), (44, 4582655), (55, 3666124), (70, 2880526), (77, 2618660), (110, 1833062), (121, 1666420), (140, 1440263), (154, 1309330), (220, 916531), (242, 833210), (308, 654665), (385, 523732), (484, 416605), (605, 333284), (770, 261866), (847, 238060), (1210, 166642), (1540, 130933), (1694, 119030), (2420, 83321), (3388, 59515), (4235, 47612), (8470, 23806), (11903, 16940)]