28968610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 58174200

約数和(自身を除く): 29205590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 121, 178, 242, 269, 445, 538, 605, 890, 979, 1210, 1345, 1958, 2690, 2959, 4895, 5918, 9790, 10769, 14795, 21538, 23941, 29590, 32549, 47882, 53845, 65098, 107690, 119705, 162745, 239410, 263351, 325490, 526702, 1316755, 2633510, 2896861, 5793722, 14484305, 28968610]

約数ペア:

[(1, 28968610), (2, 14484305), (5, 5793722), (10, 2896861), (11, 2633510), (22, 1316755), (55, 526702), (89, 325490), (110, 263351), (121, 239410), (178, 162745), (242, 119705), (269, 107690), (445, 65098), (538, 53845), (605, 47882), (890, 32549), (979, 29590), (1210, 23941), (1345, 21538), (1958, 14795), (2690, 10769), (2959, 9790), (4895, 5918)]