172593740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{25307}}^1$

素因数の和:25358

約数の個数: 48

約数和(自身を含む): 408167424

約数和(自身を除く): 235573684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 25307, 50614, 101228, 126535, 253070, 278377, 506140, 556754, 784517, 1113508, 1391885, 1569034, 2783770, 3138068, 3922585, 5567540, 7845170, 8629687, 15690340, 17259374, 34518748, 43148435, 86296870, 172593740]

約数ペア:

[(1, 172593740), (2, 86296870), (4, 43148435), (5, 34518748), (10, 17259374), (11, 15690340), (20, 8629687), (22, 7845170), (31, 5567540), (44, 3922585), (55, 3138068), (62, 2783770), (110, 1569034), (124, 1391885), (155, 1113508), (220, 784517), (310, 556754), (341, 506140), (620, 278377), (682, 253070), (1364, 126535), (1705, 101228), (3410, 50614), (6820, 25307)]