57193040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 141419520

約数和(自身を除く): 84226480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 191, 197, 304, 380, 382, 394, 760, 764, 788, 955, 985, 1520, 1528, 1576, 1910, 1970, 3056, 3152, 3629, 3743, 3820, 3940, 7258, 7486, 7640, 7880, 14516, 14972, 15280, 15760, 18145, 18715, 29032, 29944, 36290, 37430, 37627, 58064, 59888, 72580, 74860, 75254, 145160, 149720, 150508, 188135, 290320, 299440, 301016, 376270, 602032, 714913, 752540, 1429826, 1505080, 2859652, 3010160, 3574565, 5719304, 7149130, 11438608, 14298260, 28596520, 57193040]

約数ペア:

[(1, 57193040), (2, 28596520), (4, 14298260), (5, 11438608), (8, 7149130), (10, 5719304), (16, 3574565), (19, 3010160), (20, 2859652), (38, 1505080), (40, 1429826), (76, 752540), (80, 714913), (95, 602032), (152, 376270), (190, 301016), (191, 299440), (197, 290320), (304, 188135), (380, 150508), (382, 149720), (394, 145160), (760, 75254), (764, 74860), (788, 72580), (955, 59888), (985, 58064), (1520, 37627), (1528, 37430), (1576, 36290), (1910, 29944), (1970, 29032), (3056, 18715), (3152, 18145), (3629, 15760), (3743, 15280), (3820, 14972), (3940, 14516), (7258, 7880), (7486, 7640)]