7129540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 17055360

約数和(自身を除く): 9925820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1409, 2530, 2818, 5060, 5636, 7045, 14090, 15499, 28180, 30998, 32407, 61996, 64814, 77495, 129628, 154990, 162035, 309980, 324070, 356477, 648140, 712954, 1425908, 1782385, 3564770, 7129540]

約数ペア:

[(1, 7129540), (2, 3564770), (4, 1782385), (5, 1425908), (10, 712954), (11, 648140), (20, 356477), (22, 324070), (23, 309980), (44, 162035), (46, 154990), (55, 129628), (92, 77495), (110, 64814), (115, 61996), (220, 32407), (230, 30998), (253, 28180), (460, 15499), (506, 14090), (1012, 7045), (1265, 5636), (1409, 5060), (2530, 2818)]