20792442040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3461}}^1\times {\mathrm{5179}}^1$

素因数の和:8680

約数の個数: 64

約数和(自身を含む): 48419532000

約数和(自身を除く): 27627089960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 3461, 5179, 6922, 10358, 13844, 17305, 20716, 25895, 27688, 34610, 41432, 51790, 69220, 100369, 103580, 138440, 150191, 200738, 207160, 300382, 401476, 501845, 600764, 750955, 802952, 1003690, 1201528, 1501910, 2007380, 3003820, 4014760, 6007640, 17924519, 35849038, 71698076, 89622595, 143396152, 179245190, 358490380, 519811051, 716980760, 1039622102, 2079244204, 2599055255, 4158488408, 5198110510, 10396221020, 20792442040]

約数ペア:

[(1, 20792442040), (2, 10396221020), (4, 5198110510), (5, 4158488408), (8, 2599055255), (10, 2079244204), (20, 1039622102), (29, 716980760), (40, 519811051), (58, 358490380), (116, 179245190), (145, 143396152), (232, 89622595), (290, 71698076), (580, 35849038), (1160, 17924519), (3461, 6007640), (5179, 4014760), (6922, 3003820), (10358, 2007380), (13844, 1501910), (17305, 1201528), (20716, 1003690), (25895, 802952), (27688, 750955), (34610, 600764), (41432, 501845), (51790, 401476), (69220, 300382), (100369, 207160), (103580, 200738), (138440, 150191)]