201481940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83257}}^1$

素因数の和:83288

約数の個数: 36

約数和(自身を含む): 465079188

約数和(自身を除く): 263597248

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 83257, 166514, 333028, 416285, 832570, 915827, 1665140, 1831654, 3663308, 4579135, 9158270, 10074097, 18316540, 20148194, 40296388, 50370485, 100740970, 201481940]

約数ペア:

[(1, 201481940), (2, 100740970), (4, 50370485), (5, 40296388), (10, 20148194), (11, 18316540), (20, 10074097), (22, 9158270), (44, 4579135), (55, 3663308), (110, 1831654), (121, 1665140), (220, 915827), (242, 832570), (484, 416285), (605, 333028), (1210, 166514), (2420, 83257)]