1555005220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{22861}}^1$

素因数の和:23068

約数の個数: 48

約数和(自身を含む): 3456734400

約数和(自身を除く): 1901729180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 895, 1790, 3401, 3580, 6802, 13604, 17005, 22861, 34010, 45722, 68020, 91444, 114305, 228610, 434359, 457220, 868718, 1737436, 2171795, 4092119, 4343590, 8184238, 8687180, 16368476, 20460595, 40921190, 77750261, 81842380, 155500522, 311001044, 388751305, 777502610, 1555005220]

約数ペア:

[(1, 1555005220), (2, 777502610), (4, 388751305), (5, 311001044), (10, 155500522), (19, 81842380), (20, 77750261), (38, 40921190), (76, 20460595), (95, 16368476), (179, 8687180), (190, 8184238), (358, 4343590), (380, 4092119), (716, 2171795), (895, 1737436), (1790, 868718), (3401, 457220), (3580, 434359), (6802, 228610), (13604, 114305), (17005, 91444), (22861, 68020), (34010, 45722)]