888949540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{41117}}^1$

素因数の和:41196

約数の個数: 48

約数和(自身を含む): 1989453312

約数和(自身を除く): 1100503772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 41117, 82234, 164468, 205585, 411170, 822340, 945691, 1891382, 1932499, 3782764, 3864998, 4728455, 7729996, 9456910, 9662495, 18913820, 19324990, 38649980, 44447477, 88894954, 177789908, 222237385, 444474770, 888949540]

約数ペア:

[(1, 888949540), (2, 444474770), (4, 222237385), (5, 177789908), (10, 88894954), (20, 44447477), (23, 38649980), (46, 19324990), (47, 18913820), (92, 9662495), (94, 9456910), (115, 7729996), (188, 4728455), (230, 3864998), (235, 3782764), (460, 1932499), (470, 1891382), (940, 945691), (1081, 822340), (2162, 411170), (4324, 205585), (5405, 164468), (10810, 82234), (21620, 41117)]