28220632

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 61378560

約数和(自身を除く): 33157928

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 73, 88, 92, 146, 184, 191, 253, 292, 382, 506, 584, 764, 803, 1012, 1528, 1606, 1679, 2024, 2101, 3212, 3358, 4202, 4393, 6424, 6716, 8404, 8786, 13432, 13943, 16808, 17572, 18469, 27886, 35144, 36938, 48323, 55772, 73876, 96646, 111544, 147752, 153373, 193292, 306746, 320689, 386584, 613492, 641378, 1226984, 1282756, 2565512, 3527579, 7055158, 14110316, 28220632]

約数ペア:

[(1, 28220632), (2, 14110316), (4, 7055158), (8, 3527579), (11, 2565512), (22, 1282756), (23, 1226984), (44, 641378), (46, 613492), (73, 386584), (88, 320689), (92, 306746), (146, 193292), (184, 153373), (191, 147752), (253, 111544), (292, 96646), (382, 73876), (506, 55772), (584, 48323), (764, 36938), (803, 35144), (1012, 27886), (1528, 18469), (1606, 17572), (1679, 16808), (2024, 13943), (2101, 13432), (3212, 8786), (3358, 8404), (4202, 6716), (4393, 6424)]