440886002

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 684630144

約数和(自身を除く): 243744142

約数列:

[1, 2, 71, 131, 137, 142, 173, 262, 274, 346, 9301, 9727, 12283, 17947, 18602, 19454, 22663, 23701, 24566, 35894, 45326, 47402, 1274237, 1609073, 1682771, 2548474, 3104831, 3218146, 3365542, 6209662, 220443001, 440886002]

約数ペア:

[(1, 440886002), (2, 220443001), (71, 6209662), (131, 3365542), (137, 3218146), (142, 3104831), (173, 2548474), (262, 1682771), (274, 1609073), (346, 1274237), (9301, 47402), (9727, 45326), (12283, 35894), (17947, 24566), (18602, 23701), (19454, 22663)]