203545540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{2521}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 467760384

約数和(自身を除く): 264214844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 367, 734, 1468, 1835, 2521, 3670, 4037, 5042, 7340, 8074, 10084, 12605, 16148, 20185, 25210, 27731, 40370, 50420, 55462, 80740, 110924, 138655, 277310, 554620, 925207, 1850414, 3700828, 4626035, 9252070, 10177277, 18504140, 20354554, 40709108, 50886385, 101772770, 203545540]

約数ペア:

[(1, 203545540), (2, 101772770), (4, 50886385), (5, 40709108), (10, 20354554), (11, 18504140), (20, 10177277), (22, 9252070), (44, 4626035), (55, 3700828), (110, 1850414), (220, 925207), (367, 554620), (734, 277310), (1468, 138655), (1835, 110924), (2521, 80740), (3670, 55462), (4037, 50420), (5042, 40370), (7340, 27731), (8074, 25210), (10084, 20185), (12605, 16148)]