1979131390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{5059}}^1$

素因数の和:5185

約数の個数: 64

約数和(自身を含む): 3934656000

約数和(自身を除く): 1955524610

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 71, 95, 142, 145, 190, 290, 355, 551, 710, 1102, 1349, 2059, 2698, 2755, 4118, 5059, 5510, 6745, 10118, 10295, 13490, 20590, 25295, 39121, 50590, 78242, 96121, 146711, 192242, 195605, 293422, 359189, 391210, 480605, 718378, 733555, 961210, 1467110, 1795945, 2787509, 3591890, 5575018, 6824591, 10416481, 13649182, 13937545, 20832962, 27875090, 34122955, 52082405, 68245910, 104164810, 197913139, 395826278, 989565695, 1979131390]

約数ペア:

[(1, 1979131390), (2, 989565695), (5, 395826278), (10, 197913139), (19, 104164810), (29, 68245910), (38, 52082405), (58, 34122955), (71, 27875090), (95, 20832962), (142, 13937545), (145, 13649182), (190, 10416481), (290, 6824591), (355, 5575018), (551, 3591890), (710, 2787509), (1102, 1795945), (1349, 1467110), (2059, 961210), (2698, 733555), (2755, 718378), (4118, 480605), (5059, 391210), (5510, 359189), (6745, 293422), (10118, 195605), (10295, 192242), (13490, 146711), (20590, 96121), (25295, 78242), (39121, 50590)]