90619540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17909}}^1$

素因数の和:17952

約数の個数: 48

約数和(自身を含む): 216639360

約数和(自身を除く): 126019820

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, 2530, 5060, 17909, 35818, 71636, 89545, 179090, 196999, 358180, 393998, 411907, 787996, 823814, 984995, 1647628, 1969990, 2059535, 3939980, 4119070, 4530977, 8238140, 9061954, 18123908, 22654885, 45309770, 90619540]

約数ペア:

[(1, 90619540), (2, 45309770), (4, 22654885), (5, 18123908), (10, 9061954), (11, 8238140), (20, 4530977), (22, 4119070), (23, 3939980), (44, 2059535), (46, 1969990), (55, 1647628), (92, 984995), (110, 823814), (115, 787996), (220, 411907), (230, 393998), (253, 358180), (460, 196999), (506, 179090), (1012, 89545), (1265, 71636), (2530, 35818), (5060, 17909)]