26198920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5413}}^1$

素因数の和:5446

約数の個数: 48

約数和(自身を含む): 64805580

約数和(自身を除く): 38606660

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5413, 10826, 21652, 27065, 43304, 54130, 59543, 108260, 119086, 216520, 238172, 297715, 476344, 595430, 654973, 1190860, 1309946, 2381720, 2619892, 3274865, 5239784, 6549730, 13099460, 26198920]

約数ペア:

[(1, 26198920), (2, 13099460), (4, 6549730), (5, 5239784), (8, 3274865), (10, 2619892), (11, 2381720), (20, 1309946), (22, 1190860), (40, 654973), (44, 595430), (55, 476344), (88, 297715), (110, 238172), (121, 216520), (220, 119086), (242, 108260), (440, 59543), (484, 54130), (605, 43304), (968, 27065), (1210, 21652), (2420, 10826), (4840, 5413)]