202420900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{16729}}^1$

素因数の和:16765

約数の個数: 54

約数和(自身を含む): 482844530

約数和(自身を除く): 280423630

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 12100, 16729, 33458, 66916, 83645, 167290, 184019, 334580, 368038, 418225, 736076, 836450, 920095, 1672900, 1840190, 2024209, 3680380, 4048418, 4600475, 8096836, 9200950, 10121045, 18401900, 20242090, 40484180, 50605225, 101210450, 202420900]

約数ペア:

[(1, 202420900), (2, 101210450), (4, 50605225), (5, 40484180), (10, 20242090), (11, 18401900), (20, 10121045), (22, 9200950), (25, 8096836), (44, 4600475), (50, 4048418), (55, 3680380), (100, 2024209), (110, 1840190), (121, 1672900), (220, 920095), (242, 836450), (275, 736076), (484, 418225), (550, 368038), (605, 334580), (1100, 184019), (1210, 167290), (2420, 83645), (3025, 66916), (6050, 33458), (12100, 16729)]