30884260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1777}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 71688960

約数和(自身を除く): 40804700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 1777, 3476, 3554, 4345, 7108, 8690, 8885, 17380, 17770, 19547, 35540, 39094, 78188, 97735, 140383, 195470, 280766, 390940, 561532, 701915, 1403830, 1544213, 2807660, 3088426, 6176852, 7721065, 15442130, 30884260]

約数ペア:

[(1, 30884260), (2, 15442130), (4, 7721065), (5, 6176852), (10, 3088426), (11, 2807660), (20, 1544213), (22, 1403830), (44, 701915), (55, 561532), (79, 390940), (110, 280766), (158, 195470), (220, 140383), (316, 97735), (395, 78188), (790, 39094), (869, 35540), (1580, 19547), (1738, 17770), (1777, 17380), (3476, 8885), (3554, 8690), (4345, 7108)]