27821180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 63213696

約数和(自身を除く): 35392516

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 1741, 3196, 3482, 3995, 6964, 7990, 8705, 15980, 17410, 29597, 34820, 59194, 81827, 118388, 147985, 163654, 295970, 327308, 409135, 591940, 818270, 1391059, 1636540, 2782118, 5564236, 6955295, 13910590, 27821180]

約数ペア:

[(1, 27821180), (2, 13910590), (4, 6955295), (5, 5564236), (10, 2782118), (17, 1636540), (20, 1391059), (34, 818270), (47, 591940), (68, 409135), (85, 327308), (94, 295970), (170, 163654), (188, 147985), (235, 118388), (340, 81827), (470, 59194), (799, 34820), (940, 29597), (1598, 17410), (1741, 15980), (3196, 8705), (3482, 7990), (3995, 6964)]