766943980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{316919}}^1$

素因数の和:316950

約数の個数: 36

約数和(自身を含む): 1770315120

約数和(自身を除く): 1003371140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 316919, 633838, 1267676, 1584595, 3169190, 3486109, 6338380, 6972218, 13944436, 17430545, 34861090, 38347199, 69722180, 76694398, 153388796, 191735995, 383471990, 766943980]

約数ペア:

[(1, 766943980), (2, 383471990), (4, 191735995), (5, 153388796), (10, 76694398), (11, 69722180), (20, 38347199), (22, 34861090), (44, 17430545), (55, 13944436), (110, 6972218), (121, 6338380), (220, 3486109), (242, 3169190), (484, 1584595), (605, 1267676), (1210, 633838), (2420, 316919)]