43365220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{821}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 96667200

約数和(自身を除く): 53301980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 695, 821, 1390, 1642, 2641, 2780, 3284, 4105, 5282, 8210, 10564, 13205, 15599, 16420, 26410, 31198, 52820, 62396, 77995, 114119, 155990, 228238, 311980, 456476, 570595, 1141190, 2168261, 2282380, 4336522, 8673044, 10841305, 21682610, 43365220]

約数ペア:

[(1, 43365220), (2, 21682610), (4, 10841305), (5, 8673044), (10, 4336522), (19, 2282380), (20, 2168261), (38, 1141190), (76, 570595), (95, 456476), (139, 311980), (190, 228238), (278, 155990), (380, 114119), (556, 77995), (695, 62396), (821, 52820), (1390, 31198), (1642, 26410), (2641, 16420), (2780, 15599), (3284, 13205), (4105, 10564), (5282, 8210)]